Claude Sonnet 4.6

Sonnet 4.6 is Anthropic's most capable Sonnet-class model yet, with frontier performance across coding, agents, and professional work. It excels at iterative development, complex codebase navigation, end-to-end project management with memory, polished document creation, and confident computer use for web QA and workflow automation.

anthropic/claude-sonnet-4-6
Organization
Anthropic
Providers
41
Context
1,000,000
Output limit
64,000
Knowledge
2025-08-31
Release
2026-02-17
Updated
2026-03-13
Weights
Closed
Input
text, image, pdf
Output
text
Capabilities
Tools, Reasoning, Temperature

Providers

Compare every cataloged offer for this model, including its provider, route, token limits, price, and capabilities.

58 offers · USD per million tokens
ProviderModel IDContextOutputInput / output · 1MReasoningToolsStructuredDetails
Abacus
claude-sonnet-4-6
1,000,00064,000$3.00 / $15.00YesYes—
View
Amazon Bedrock
global.anthropic.claude-sonnet-4-6
1,000,000128,000$3.00 / $15.00YesYesYes
View
Amazon Bedrock
jp.anthropic.claude-sonnet-4-6
1,000,000128,000$3.30 / $16.50YesYesYes
View
Amazon Bedrock
anthropic.claude-sonnet-4-6
1,000,000128,000$3.30 / $16.50YesYesYes
View
Amazon Bedrock
us.anthropic.claude-sonnet-4-6
1,000,000128,000$3.30 / $16.50YesYesYes
View
Amazon Bedrock
eu.anthropic.claude-sonnet-4-6
1,000,000128,000$3.30 / $16.50YesYesYes
View
Amazon Bedrock
au.anthropic.claude-sonnet-4-6
1,000,000128,000$3.30 / $16.50YesYesYes
View
AnyAPI
anthropic/claude-sonnet-4-6
1,000,00064,000— / —YesYes—
View
Auriko
claude-sonnet-4-6
1,000,00064,000$3.00 / $15.00YesYes—
View
Azure
claude-sonnet-4-6
1,000,00064,000$3.00 / $15.00YesYesYes
View
Azure Cognitive Services
claude-sonnet-4-6
1,000,00064,000$3.00 / $15.00YesYesYes
View
Cloudflare AI Gateway
anthropic/claude-sonnet-4.6
1,000,000128,000$3.00 / $15.00YesYesYes
View
Cortecs
claude-4-6-sonnet
1,000,000128,000$3.196 / $15.94YesYesYes
View
CrossModel
anthropic/claude-sonnet-4-6
1,000,000128,000$3.00 / $15.00YesYesYes
View
DaoXE
claude-sonnet-4-6
1,000,00064,000$3.00 / $15.00YesYes—
View
Databricks
databricks-claude-sonnet-4-6
1,000,00064,000$3.00 / $15.00YesYes—
View
DevPass (LLM Gateway)
claude-sonnet-4-6
1,000,00064,000$3.00 / $15.00YesYes—
View
Eden AI
anthropic/claude-sonnet-4-6
1,000,00064,000$3.00 / $15.00YesYesYes
View
FastRouter
anthropic/claude-sonnet-4.6
1,000,00064,000$3.00 / $15.00YesYes—
View
FreeModel
claude-sonnet-4-6
1,000,00064,000$3.00 / $15.00YesYes—
View
GitHub Copilot
claude-sonnet-4.6
200,00032,000$3.00 / $15.00YesYes—
View
GMI Cloud
anthropic/claude-sonnet-4.6
409,60064,000$3.00 / $15.00YesYes—
View
Impossibl
anthropic/claude-sonnet-4-6
1,000,00064,000$3.00 / $15.00YesYes—
View
Kenari
claude-sonnet-4-6
1,000,00064,000$0.00 / $0.00YesYes—
View
Kilo Gateway
anthropic/claude-sonnet-4.6
1,000,000128,000$3.00 / $15.00YesYesYes
View
LLM Gateway
aws-bedrock/claude-sonnet-4-6
1,000,00064,000$3.00 / $15.00YesYesYes
View
LLM Gateway
vertex-anthropic/claude-sonnet-4-6
1,000,00064,000$3.00 / $15.00YesYesYes
View
LLM Gateway
anthropic/claude-sonnet-4-6
1,000,00064,000$3.00 / $15.00YesYesYes
View
Merge Gateway
anthropic/claude-sonnet-4-6
1,000,000128,000$3.00 / $15.00YesYesYes
View
Modelis
claude-sonnet-4-6
1,000,00064,000$3.00 / $15.00YesYes—
View
NanoGPT
anthropic/claude-sonnet-4.6
1,000,000128,000$3.00 / $15.00YesYesYes
View
NanoGPT
anthropic/claude-sonnet-4.6:thinking
1,000,000128,000$3.00 / $15.00YesYesYes
View
NEAR AI Cloud
anthropic/claude-sonnet-4-6
1,000,00064,000$3.00 / $15.00YesYes—
View
Neon
claude-sonnet-4-6
1,000,00064,000$3.00 / $15.00YesYesYes
View
Ofox
anthropic/claude-sonnet-4.6
1,000,000128,000$3.00 / $15.00YesYes—
View
Amazon Bedrockvia OpenRouter
anthropic/claude-sonnet-4.6
unknown
1,000,000128,000$3.00 / $15.00YesYesYes
View
Amazon Bedrockvia OpenRouter
anthropic/claude-sonnet-4.6
unknown
1,000,000128,000$3.30 / $16.50YesYesYes
View
Amazon Bedrockvia OpenRouter
anthropic/claude-sonnet-4.6
unknown
1,000,000128,000$3.30 / $16.50YesYesYes
View
Anthropicvia OpenRouter
anthropic/claude-sonnet-4.6
unknown
1,000,000128,000$3.00 / $15.00YesYesYes
View
Azurevia OpenRouter
anthropic/claude-sonnet-4.6
unknown
1,000,000128,000$3.00 / $15.00YesYesYes
View
Claude Platform on AWSvia OpenRouter
anthropic/claude-sonnet-4.6
unknown
1,000,000128,000$3.00 / $15.00YesYesYes
View
Googlevia OpenRouter
anthropic/claude-sonnet-4.6
unknown
1,000,000128,000$3.30 / $16.50YesYesYes
View
Googlevia OpenRouter
anthropic/claude-sonnet-4.6
unknown
1,000,000128,000$3.00 / $15.00YesYesYes
View
Googlevia OpenRouter
anthropic/claude-sonnet-4.6
unknown
1,000,000128,000$3.30 / $16.50YesYesYes
View
Opper
claude-sonnet-4-6
1,000,00064,000$3.30 / $16.50YesYesYes
View
OrcaRouter
anthropic/claude-sonnet-4.6
1,000,00064,000$3.00 / $15.00YesYes—
View
Pioneer
claude-sonnet-4-6
1,000,000128,000$3.00 / $15.00YesYes—
View
Requesty
claude-sonnet-4-6
1,000,000128,000$3.00 / $15.00YesYesYes
View
Requesty
claude-sonnet-4-6@eu
1,000,00064,000$3.30 / $16.50YesYesYes
View
routing.run
claude-sonnet-4-6
1,000,00064,000$3.00 / $15.00YesYes—
View
SAP AI Core
anthropic--claude-4.6-sonnet
1,000,00064,000$3.00 / $15.00YesYes—
View
Snowflake Cortex
claude-sonnet-4-6
1,000,00016,384— / —YesYes—
View
Tempr Gateway
anthropic/claude-sonnet-4-6
1,000,00064,000$3.00 / $15.00YesYesYes
View
Venice AI
claude-sonnet-4-6
1,000,00064,000$3.60 / $18.00YesYesYes
View
Vercel AI Gateway
anthropic/claude-sonnet-4.6
1,000,000128,000$3.00 / $15.00YesYes—
View
Vertex
claude-sonnet-4-6@default
1,000,000128,000$3.00 / $15.00YesYes—
View
Vertex (Anthropic)
claude-sonnet-4-6@default
1,000,000128,000$3.00 / $15.00YesYes—
View
Xpersona
claude-sonnet-4-6
200,000128,000$0.90 / $5.55YesYes—
View

Prices and limits apply to each offer. A dash means the value is not provided. OpenRouter offers show the hosting provider and routing channel separately.

Pricing

Compare token rates and cache charges across available routes and hosting configurations.

USD per million tokens
Input from$0.00Per 1M input tokens
Output from$0.00Per 1M output tokens
Available offers58Across 41 providers

Lowest listed input and output prices across the offers above; they may belong to different providers. These are base rates, before conditional pricing, discounts or additional fees.

Endpoint price comparisonLatest observed snapshot · 9 lowest-priced configurations
InputOutput
Amazon Bedrockamazon-bedrock/global
$3.00$15.00
Anthropicanthropic
$3.00$15.00
Azureazure/global
$3.00$15.00
Claude Platform on AWSclaude-on-aws
$3.00$15.00
Googlegoogle-vertex/global
$3.00$15.00
Amazon Bedrockamazon-bedrock/eu-west-1
$3.30$16.50
Amazon Bedrockamazon-bedrock/us
$3.30$16.50
Googlegoogle-vertex/europe
$3.30$16.50
Googlegoogle-vertex/us-east5
$3.30$16.50
anthropic/claude-sonnet-4.6Observed
Input
$3.00
Output
$15.00
Cache read
$0.30
Cache write
$3.75
Cache write · 1 hour
$6.00
Additional fees and pricing conditions
web search
$0.01 / search
Hosting prices through OpenRouter All endpoints and cache rates
EndpointInput / 1MOutput / 1MCache read / 1MCache write / 1M
Amazon Bedrockamazon-bedrock/global$3.00$15.00$0.30$3.75
Amazon Bedrockamazon-bedrock/eu-west-1$3.30$16.50$0.33$4.125
Amazon Bedrockamazon-bedrock/us$3.30$16.50$0.33$4.125
Anthropicanthropic$3.00$15.00$0.30$3.75
Azureazure/global$3.00$15.00$0.30$3.75
Claude Platform on AWSclaude-on-aws$3.00$15.00$0.30$3.75
Googlegoogle-vertex/europe$3.30$16.50$0.33$4.125
Googlegoogle-vertex/global$3.00$15.00$0.30$3.75
Googlegoogle-vertex/us-east5$3.30$16.50$0.33$4.125

Each row is a hosting configuration. Open an offer in Providers for its full pricing conditions and additional fees. Endpoint observations may differ from the routing catalog's base price.

Performance

Review reported latency and output-throughput percentiles from the latest observed rolling window.

Latest 30-minute observation

Time to first token · milliseconds

Latency distributionRolling 30-minute snapshot · 6 endpoints
P50P75P90P99
Amazon Bedrockamazon-bedrock/global
1,139–9,492.31 ms
Amazon Bedrockamazon-bedrock/eu-west-1
810–2,345 ms
Anthropicanthropic
876.5–3,574.82 ms
Claude Platform on AWSclaude-on-aws
966–38,430.53 ms
Googlegoogle-vertex/europe
478.5–565.23 ms
Googlegoogle-vertex/global
1,277–8,035.58 ms
All latency percentiles 6 endpoints
EndpointP50P75P90P99
Amazon Bedrockamazon-bedrock/global1,139 ms1,649 ms2,892.7 ms9,492.31 ms
Amazon Bedrockamazon-bedrock/eu-west-1810 ms1,310 ms2,167.6 ms2,345 ms
Anthropicanthropic876.5 ms1,130 ms1,455.1 ms3,574.82 ms
Claude Platform on AWSclaude-on-aws966 ms1,587.25 ms10,749.6 ms38,430.53 ms
Googlegoogle-vertex/europe478.5 ms522.75 ms549.3 ms565.23 ms
Googlegoogle-vertex/global1,277 ms1,648.5 ms3,173.8 ms8,035.58 ms

Output throughput · tokens per second

Throughput distributionRolling 30-minute snapshot · 6 endpoints
P50P75P90P99
Amazon Bedrockamazon-bedrock/global
46–114 t/s
Amazon Bedrockamazon-bedrock/eu-west-1
71–93.4 t/s
Anthropicanthropic
40–81 t/s
Claude Platform on AWSclaude-on-aws
44–109 t/s
Googlegoogle-vertex/europe
48.5–48.99 t/s
Googlegoogle-vertex/global
31–86 t/s
All throughput percentiles 6 endpoints
EndpointP50P75P90P99
Amazon Bedrockamazon-bedrock/global46 t/s62 t/s79 t/s114 t/s
Amazon Bedrockamazon-bedrock/eu-west-171 t/s76 t/s85 t/s93.4 t/s
Anthropicanthropic40 t/s47 t/s58 t/s81 t/s
Claude Platform on AWSclaude-on-aws44 t/s53 t/s75 t/s109 t/s
Googlegoogle-vertex/europe48.5 t/s48.75 t/s48.9 t/s48.99 t/s
Googlegoogle-vertex/global31 t/s55 t/s70 t/s86 t/s

Percentiles describe the observed request distribution. These are snapshots of a rolling window, not a historical time series.

Uptime

Compare successful request rates across the latest 5-minute, 30-minute, and 24-hour observations.

Successful requests by window
Availability by endpointCurrent overlapping windows · 9 endpoints
Endpoint5 minutes30 minutes24 hours
Amazon Bedrockamazon-bedrock/global
Amazon Bedrockamazon-bedrock/eu-west-1
Amazon Bedrockamazon-bedrock/us
Anthropicanthropic
Azureazure/global
Claude Platform on AWSclaude-on-aws
Googlegoogle-vertex/europe
Googlegoogle-vertex/global
Googlegoogle-vertex/us-east5

Reported by OpenRouter at the time of collection; rate-limited requests are excluded. A dash means no measurement was reported. This is not a live availability check.

Benchmarks

Review attributed evaluation results on each source's original scale.

External evaluations
anthropic/claude-sonnet-4.6Observed
Benchmark profileArtificial Analysis · shared source scale from 0 to 70
Coding63
Agentic31.8
Intelligence30.1
Design ArenaCategoryEloWin rateRank
agentsagenticgamedev1,17752.2%16
agentsandroidnative1,21162%13
agentsfullstack1,21164.3%14
agentsgodotgamedev1,22660.6%12
agentsmobileapps1,20963.6%14
agentswebapps1,18357%23
models3d1,25057.6%31
modelsasciiart1,24660.1%17
modelscodecategories1,28259.4%19
modelsdataviz1,28758.2%16
modelsgamedev1,27258.8%28
modelssvg1,19658.7%24
modelsuicomponent1,27858.3%25
modelswebsite1,29160%16

Sources: Artificial Analysis and Design Arena, via OpenRouter. Scores retain their original scales and are not OpenAI Suite ratings.

Detailed evaluations

Evaluation scoresAccuracy or item F1 · higher is better
gpqa diamondAnthropic: Claude Sonnet 4.6
63.674%
tau bench verified airlineAnthropic: Claude Sonnet 4.6
74.593%
EvaluationConfigurationSourceResultsDetails
models · asciiartClaude Sonnet 4.6anthropic/claude-4.6-sonnet-20260217Design Arena1,246 Elo
Details
models · gamedevClaude Sonnet 4.6anthropic/claude-4.6-sonnet-20260217Design Arena1,272 Elo
Details
models · 3dClaude Sonnet 4.6anthropic/claude-4.6-sonnet-20260217Design Arena1,250 Elo
Details
models · codecategoriesClaude Sonnet 4.6anthropic/claude-4.6-sonnet-20260217Design Arena1,282 Elo
Details
models · datavizClaude Sonnet 4.6anthropic/claude-4.6-sonnet-20260217Design Arena1,287 Elo
Details
models · websiteClaude Sonnet 4.6anthropic/claude-4.6-sonnet-20260217Design Arena1,291 Elo
Details
models · svgClaude Sonnet 4.6anthropic/claude-4.6-sonnet-20260217Design Arena1,196 Elo
Details
gpqa diamondAnthropic: Claude Sonnet 4.6anthropic/claude-4.6-sonnet-20260217OpenRouter63.674%
Details
Composite indicesClaude Sonnet 4.6 (Adaptive Reasoning, Max Effort)anthropic/claude-4.6-sonnet-20260217Artificial AnalysisIntelligence 30.1 · Coding 63 · Agentic 31.8
Details
tau bench verified airlineAnthropic: Claude Sonnet 4.6anthropic/claude-4.6-sonnet-20260217OpenRouter74.593%
Details
models · uicomponentClaude Sonnet 4.6anthropic/claude-4.6-sonnet-20260217Design Arena1,278 Elo
Details

Sources: Artificial Analysis, Design Arena and OpenRouter. Evaluation configurations and scales differ; results are not interchangeable. Updated Oct 4, 2026.

Apps & session costs

Compare observed median session costs for applications using this model, grouped by conversation length.

30-day sample · through Sep 27, 2026
ApplicationModel routeTurnsMedian cost / sessionDetails
Claude Codeanthropic/claude-4.6-sonnet-2026021750+ turns
$4.408252
Details
Claude Codeanthropic/claude-4.6-sonnet-202602171 turn
$0.087114
Details
Claude Codeanthropic/claude-4.6-sonnet-2026021710–49 turns
$0.766922
Details
Kilo Codeanthropic/claude-4.6-sonnet-202602172–9 turns
$0.170771
Details
Hermes Agentanthropic/claude-4.6-sonnet-2026021710–49 turns
$0.752157
Details
Claude Codeanthropic/claude-4.6-sonnet-202602172–9 turns
$0.190267
Details
Hermes Agentanthropic/claude-4.6-sonnet-202602171 turn
$0.052974
Details
Hermes Agentanthropic/claude-4.6-sonnet-202602172–9 turns
$0.111848
Details
Hermes Agentanthropic/claude-4.6-sonnet-2026021750+ turns
$3.991603
Details

Source: OpenRouter, as of Oct 2, 2026. Published under CC BY 4.0. These are observed costs per session, not token prices or a forecast for your workload. Apps are compared separately.

Activity

Daily prompt and completion tokens reported for this model's routes in OpenRouter's top 50. Missing days have no published value.

Last 90 complete UTC days
Daily token usage9,135,580,447,784 reported tokens · 82 days with observations
Jul 6, 2026Oct 3, 2026
Daily observations · 82 days
Date (UTC)Reported tokensReported routes
Oct 1, 202651,098,130,6341
Sep 30, 202649,832,537,5371
Sep 29, 202656,339,337,4921
Sep 28, 202655,331,159,2211
Sep 25, 202650,491,203,6021
Sep 24, 202654,487,737,4431
Sep 22, 202658,526,406,0591
Sep 21, 202658,358,422,2741
Sep 18, 202654,169,117,7661
Sep 17, 202658,292,281,3131
Sep 16, 202662,056,163,3351
Sep 15, 202668,306,285,5671
Sep 14, 202671,607,400,9071
Sep 13, 202635,165,536,4191
Sep 12, 202635,283,589,5721
Sep 11, 202668,202,107,5501
Sep 10, 202664,383,339,1101
Sep 9, 202685,990,905,4941
Sep 8, 2026174,958,593,0281
Sep 7, 2026235,367,353,7211
Sep 6, 2026186,220,705,6711
Sep 5, 2026195,593,233,7551
Sep 4, 2026214,093,190,3091
Sep 3, 2026200,608,105,0511
Sep 2, 2026127,189,017,6501
Sep 1, 2026112,633,064,7821
Aug 31, 2026117,662,539,6161
Aug 30, 202690,945,709,6671
Aug 29, 202692,536,008,5631
Aug 28, 2026111,560,060,8611
Aug 27, 2026126,483,932,1281
Aug 26, 2026122,980,401,6481
Aug 25, 2026121,488,606,6201
Aug 24, 2026106,675,667,9591
Aug 23, 202671,447,256,1391
Aug 22, 202669,811,811,1581
Aug 21, 202689,626,229,0831
Aug 20, 2026121,135,571,7611
Aug 19, 2026123,777,847,9261
Aug 18, 202699,912,165,4711
Aug 17, 2026105,710,246,2601
Aug 16, 202682,426,741,2551
Aug 15, 202673,457,281,6461
Aug 14, 2026104,982,398,0091
Aug 13, 2026110,210,782,8211
Aug 12, 2026104,609,304,8091
Aug 11, 2026124,815,759,3781
Aug 10, 2026135,092,536,1151
Aug 9, 202689,097,153,6881
Aug 8, 202689,926,604,6861
Aug 7, 2026122,550,160,9611
Aug 6, 2026115,930,349,5861
Aug 5, 2026145,641,381,6951
Aug 4, 2026141,860,810,3161
Aug 3, 2026136,439,520,3881
Aug 2, 202683,910,678,2871
Aug 1, 202680,448,203,4581
Jul 31, 2026161,621,139,9291
Jul 30, 2026187,948,325,4851
Jul 29, 2026174,213,424,2131
Jul 28, 2026177,127,946,4121
Jul 27, 2026132,315,620,8821
Jul 26, 202673,504,096,8301
Jul 25, 202669,283,045,2201
Jul 24, 2026121,384,093,5801
Jul 23, 2026128,666,658,9641
Jul 22, 2026129,068,962,2321
Jul 21, 2026133,455,592,9421
Jul 20, 2026127,450,907,5491
Jul 19, 202674,192,699,3501
Jul 18, 202680,503,857,6581
Jul 17, 2026136,506,760,0401
Jul 16, 2026171,021,214,4361
Jul 15, 2026153,689,578,0521
Jul 14, 2026153,551,921,7891
Jul 13, 2026148,337,155,6231
Jul 12, 202685,870,647,5801
Jul 11, 202688,295,687,7111
Jul 10, 2026141,308,026,7231
Jul 9, 2026170,425,352,7561
Jul 8, 2026160,332,142,9051
Jul 7, 2026157,766,941,7031

Source: OpenRouter (openrouter.ai/rankings), as of Oct 4, 2026. CC BY 4.0. Totals include only individually published routes. Tokenizers differ by provider; the aggregated “other” category is never assigned to a model.

Technical details & API

Explore specifications, supported parameters, reasoning controls, and API identifiers for each OpenRouter route.

Current route specifications
anthropic/claude-sonnet-4.6Observed
Context
1,000,000
Maximum output
128,000
Tokenizer
Claude
Input
text, image, file
Output
text
Moderation
Yes
Added to OpenRouter
2026-02-17
Base URLhttps://openrouter.ai/api/v1
Model IDanthropic/claude-sonnet-4.6
Version IDanthropic/claude-4.6-sonnet-20260217

Reasoning

Required
No
Enabled by default
Not reported
Default effort
medium
Supported efforts
max, high, medium, low

Supported parameters

  • include_reasoning
  • max_completion_tokens
  • max_tokens
  • reasoning
  • reasoning_effort
  • response_format
  • stop
  • structured_outputs
  • temperature
  • tool_choice
  • tools
  • top_k
  • top_p
  • verbosity

Frequently asked questions

Answers based on the model metadata and serving offers currently in the catalog.

How much does Claude Sonnet 4.6 cost?

Listed rates start at $0.00 per million input tokens and $0.00 per million output tokens. Prices vary by provider and configuration; see Pricing for details.

Which providers offer Claude Sonnet 4.6?

There are 58 cataloged offers across 41 providers. Compare model IDs, prices and limits in Providers.

What is the context window?

The cataloged model context is 1,000,000 tokens. Each serving endpoint may apply a different limit.

Does it support tools and structured output?

Tool calling: Yes. Structured output: Not reported. Support can vary by endpoint.

Catalog history · 2 recorded revisions

Metadata observations since this model was first cataloged. These are not model release versions.

  • · d1fc0df17ca2
  • · eeb0f63cc414