Claude Opus 5.5 API Price and Changes

Find observed input, output and cache quotes for Claude Opus 5.5, with original currencies, billing conditions and sources. Enter your usage to estimate costs.

Calculate costs with this model →

anthropic:claude-opus-5.5Series：Claude OpusAnthropic

Data through 2026-11-01The quote reflects the observed facts accepted by the site; the effective time, update failures, and incomplete evidence are respectively indicated.

Developers and the calling platform

Developer: Anthropic · Compare quotes across different platforms →

Anthropic API · claude-opus-5-5 · Official available relationship（Verified on 2026-10-02）
Google Vertex AI · claude-opus-5-5 · Official available relationship（Verified on 2026-10-02）

API model names

Names come from pricing records. Check the platform API documentation before calling a model.

claude-opus-5.5

Observed API prices

Original currencies and billing units are retained. Regions, tiers, context and time conditions remain separate. Unspecified conditions do not imply unrestricted use.

Platform / API model	Billing component	Price / original unit	Conditions and evidence
Google Cloudclaude-opus-5.5	Cache read	0.2 USDper million tokens	View billing conditions Region global Billing mode / service tier realtime / standard Context condition (source value) {"min":0,"max":200000} Time condition (source value) Not separately specified by source Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Cache read	0.1 USDper million tokens	View billing conditions Region global Billing mode / service tier batch / standard Context condition (source value) {"min":0,"max":200000} Time condition (source value) Not separately specified by source Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Cache read	0.11 USDper million tokens	View billing conditions Region us Billing mode / service tier batch / standard Context condition (source value) {"min":0,"max":200000} Time condition (source value) Not separately specified by source Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Cache read	0.11 USDper million tokens	View billing conditions Region eu Billing mode / service tier batch / standard Context condition (source value) {"min":200001,"max":null} Time condition (source value) Not separately specified by source Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Cache read	0.11 USDper million tokens	View billing conditions Region eu Billing mode / service tier batch / standard Context condition (source value) {"min":0,"max":200000} Time condition (source value) Not separately specified by source Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Anthropic APIclaude-opus-5.5	Cache read	0.2 USDper million tokens	View billing conditions Region global Billing mode / service tier realtime / standard Context condition (source value) Not separately specified by source Time condition (source value) Not separately specified by source Official effective time Not stated by source Observed at 2026-11-01T04:24:28+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:24:28Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Cache read	0.22 USDper million tokens	View billing conditions Region us Billing mode / service tier realtime / standard Context condition (source value) {"min":0,"max":200000} Time condition (source value) Not separately specified by source Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Cache read	0.11 USDper million tokens	View billing conditions Region us Billing mode / service tier batch / standard Context condition (source value) {"min":200001,"max":null} Time condition (source value) Not separately specified by source Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Cache read	0.22 USDper million tokens	View billing conditions Region eu Billing mode / service tier realtime / standard Context condition (source value) {"min":0,"max":200000} Time condition (source value) Not separately specified by source Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Cache read	0.2 USDper million tokens	View billing conditions Region global Billing mode / service tier realtime / standard Context condition (source value) {"min":200001,"max":null} Time condition (source value) Not separately specified by source Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Cache write	2.75 USDper million tokens	View billing conditions Region eu Billing mode / service tier batch / standard Context condition (source value) {"min":0,"max":200000} Time condition (source value) {"period":"cache_ttl","tz":"UTC","schedule":"PT5M"} Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Cache write	5 USDper million tokens	View billing conditions Region global Billing mode / service tier realtime / standard Context condition (source value) {"min":200001,"max":null} Time condition (source value) {"period":"cache_ttl","tz":"UTC","schedule":"PT5M"} Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Cache write	4 USDper million tokens	View billing conditions Region global Billing mode / service tier batch / standard Context condition (source value) {"min":0,"max":200000} Time condition (source value) {"period":"cache_ttl","tz":"UTC","schedule":"PT1H"} Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Cache write	2.75 USDper million tokens	View billing conditions Region us Billing mode / service tier batch / standard Context condition (source value) {"min":200001,"max":null} Time condition (source value) {"period":"cache_ttl","tz":"UTC","schedule":"PT5M"} Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Cache write	5.5 USDper million tokens	View billing conditions Region eu Billing mode / service tier realtime / standard Context condition (source value) {"min":0,"max":200000} Time condition (source value) {"period":"cache_ttl","tz":"UTC","schedule":"PT5M"} Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Cache write	2.75 USDper million tokens	View billing conditions Region eu Billing mode / service tier batch / standard Context condition (source value) {"min":200001,"max":null} Time condition (source value) {"period":"cache_ttl","tz":"UTC","schedule":"PT5M"} Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Cache write	4.4 USDper million tokens	View billing conditions Region eu Billing mode / service tier batch / standard Context condition (source value) {"min":200001,"max":null} Time condition (source value) {"period":"cache_ttl","tz":"UTC","schedule":"PT1H"} Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Cache write	8.8 USDper million tokens	View billing conditions Region eu Billing mode / service tier realtime / standard Context condition (source value) {"min":0,"max":200000} Time condition (source value) {"period":"cache_ttl","tz":"UTC","schedule":"PT1H"} Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Cache write	4.4 USDper million tokens	View billing conditions Region eu Billing mode / service tier batch / standard Context condition (source value) {"min":0,"max":200000} Time condition (source value) {"period":"cache_ttl","tz":"UTC","schedule":"PT1H"} Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Cache write	5.5 USDper million tokens	View billing conditions Region us Billing mode / service tier realtime / standard Context condition (source value) {"min":0,"max":200000} Time condition (source value) {"period":"cache_ttl","tz":"UTC","schedule":"PT5M"} Official effective time Not stated by source Observed at 2026-10-27T00:30:00+00:00 Data and evidence status Update failed; previous data retained; not_observed_in_latest_fetch; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Cache write	2.5 USDper million tokens	View billing conditions Region global Billing mode / service tier batch / standard Context condition (source value) {"min":0,"max":200000} Time condition (source value) {"period":"cache_ttl","tz":"UTC","schedule":"PT5M"} Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Cache write	4.4 USDper million tokens	View billing conditions Region us Billing mode / service tier batch / standard Context condition (source value) {"min":0,"max":200000} Time condition (source value) {"period":"cache_ttl","tz":"UTC","schedule":"PT1H"} Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Cache write	4.4 USDper million tokens	View billing conditions Region us Billing mode / service tier batch / standard Context condition (source value) {"min":200001,"max":null} Time condition (source value) {"period":"cache_ttl","tz":"UTC","schedule":"PT1H"} Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Cache write	8 USDper million tokens	View billing conditions Region global Billing mode / service tier realtime / standard Context condition (source value) {"min":0,"max":200000} Time condition (source value) {"period":"cache_ttl","tz":"UTC","schedule":"PT1H"} Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Cache write	8.8 USDper million tokens	View billing conditions Region us Billing mode / service tier realtime / standard Context condition (source value) {"min":0,"max":200000} Time condition (source value) {"period":"cache_ttl","tz":"UTC","schedule":"PT1H"} Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Anthropic APIclaude-opus-5.5	Cache write	5 USDper million tokens	View billing conditions Region global Billing mode / service tier realtime / standard Context condition (source value) Not separately specified by source Time condition (source value) {"period":"cache_write_5m","tz":"UTC","schedule":"5m"} Official effective time Not stated by source Observed at 2026-11-01T04:24:28+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:24:28Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Cache write	8 USDper million tokens	View billing conditions Region global Billing mode / service tier realtime / standard Context condition (source value) {"min":200001,"max":null} Time condition (source value) {"period":"cache_ttl","tz":"UTC","schedule":"PT1H"} Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Cache write	5 USDper million tokens	View billing conditions Region global Billing mode / service tier realtime / standard Context condition (source value) {"min":0,"max":200000} Time condition (source value) {"period":"cache_ttl","tz":"UTC","schedule":"PT5M"} Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Anthropic APIclaude-opus-5.5	Cache write	8 USDper million tokens	View billing conditions Region global Billing mode / service tier realtime / standard Context condition (source value) Not separately specified by source Time condition (source value) {"period":"cache_write_1h","tz":"UTC","schedule":"1h"} Official effective time Not stated by source Observed at 2026-11-01T04:24:28+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:24:28Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Cache write	2.75 USDper million tokens	View billing conditions Region us Billing mode / service tier batch / standard Context condition (source value) {"min":0,"max":200000} Time condition (source value) {"period":"cache_ttl","tz":"UTC","schedule":"PT5M"} Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Input	4 USDper million tokens	View billing conditions Region global Billing mode / service tier realtime / standard Context condition (source value) {"min":200001,"max":null} Time condition (source value) Not separately specified by source Official effective time Not stated by source Observed at 2026-10-07T00:30:24+00:00 Data and evidence status Update failed; previous data retained; not_observed_in_latest_fetch; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Input	4.4 USDper million tokens	View billing conditions Region eu Billing mode / service tier realtime / standard Context condition (source value) {"min":200001,"max":null} Time condition (source value) Not separately specified by source Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Input	4.4 USDper million tokens	View billing conditions Region us Billing mode / service tier realtime / standard Context condition (source value) {"min":0,"max":200000} Time condition (source value) Not separately specified by source Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Anthropic APIclaude-opus-5.5	Input	4 USDper million tokens	View billing conditions Region global Billing mode / service tier realtime / standard Context condition (source value) Not separately specified by source Time condition (source value) Not separately specified by source Official effective time Not stated by source Observed at 2026-11-01T04:24:28+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:24:28Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Input	4 USDper million tokens	View billing conditions Region global Billing mode / service tier realtime / standard Context condition (source value) {"min":0,"max":200000} Time condition (source value) Not separately specified by source Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Input	2.5 USDper million tokens	View billing conditions Region global Billing mode / service tier batch / standard Context condition (source value) {"min":0,"max":200000} Time condition (source value) Not separately specified by source Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Input	2.2 USDper million tokens	View billing conditions Region us Billing mode / service tier batch / standard Context condition (source value) {"min":0,"max":200000} Time condition (source value) Not separately specified by source Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Input	4.4 USDper million tokens	View billing conditions Region eu Billing mode / service tier realtime / standard Context condition (source value) {"min":0,"max":200000} Time condition (source value) Not separately specified by source Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Input	2.2 USDper million tokens	View billing conditions Region eu Billing mode / service tier batch / standard Context condition (source value) {"min":0,"max":200000} Time condition (source value) Not separately specified by source Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Input	4.4 USDper million tokens	View billing conditions Region us Billing mode / service tier realtime / standard Context condition (source value) {"min":200001,"max":null} Time condition (source value) Not separately specified by source Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Output	22 USDper million tokens	View billing conditions Region us Billing mode / service tier realtime / standard Context condition (source value) {"min":0,"max":200000} Time condition (source value) Not separately specified by source Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Output	20 USDper million tokens	View billing conditions Region global Billing mode / service tier realtime / standard Context condition (source value) {"min":200001,"max":null} Time condition (source value) Not separately specified by source Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Anthropic APIclaude-opus-5.5	Output	20 USDper million tokens	View billing conditions Region global Billing mode / service tier realtime / standard Context condition (source value) Not separately specified by source Time condition (source value) Not separately specified by source Official effective time Not stated by source Observed at 2026-11-01T04:24:28+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:24:28Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Output	11 USDper million tokens	View billing conditions Region eu Billing mode / service tier batch / standard Context condition (source value) {"min":0,"max":200000} Time condition (source value) Not separately specified by source Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Output	22 USDper million tokens	View billing conditions Region eu Billing mode / service tier realtime / standard Context condition (source value) {"min":0,"max":200000} Time condition (source value) Not separately specified by source Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Output	20 USDper million tokens	View billing conditions Region global Billing mode / service tier realtime / standard Context condition (source value) {"min":0,"max":200000} Time condition (source value) Not separately specified by source Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Output	11 USDper million tokens	View billing conditions Region us Billing mode / service tier batch / standard Context condition (source value) {"min":0,"max":200000} Time condition (source value) Not separately specified by source Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Output	22 USDper million tokens	View billing conditions Region us Billing mode / service tier realtime / standard Context condition (source value) {"min":200001,"max":null} Time condition (source value) Not separately specified by source Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Output	22 USDper million tokens	View billing conditions Region eu Billing mode / service tier realtime / standard Context condition (source value) {"min":200001,"max":null} Time condition (source value) Not separately specified by source Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record
Google Cloudclaude-opus-5.5	Output	12.5 USDper million tokens	View billing conditions Region global Billing mode / service tier batch / standard Context condition (source value) {"min":0,"max":200000} Time condition (source value) Not separately specified by source Official effective time Not stated by source Observed at 2026-11-01T04:25:45+00:00 Data and evidence status Latest fetch succeeded; Last success: 2026-11-01T04:25:45Z; Complete evidence Pricing evidence · Change record

Official pricing sources

Data methods and status description · Comparison of Model Costs and GPU Market Trends

Recent changes

Browse the changes →

Data window: 2026-08-04 to 2026-11-01; showing up to 10 recent records. No records here does not mean there were no changes outside this window.

No change records within the current data window.