Catalog Changes · 2026-10-15 06:04:06.089360

Anthropic: Claude Sonnet 4.6 · 2026-10-15 06:04:06.089360 UTC

OpenRouter

2 Changed Fields

Field / Array Position	Previous Value	Observed Value
Benchmarks · Design Arena[6] · Elo	1233	1235
Benchmarks · Design Arena[9] · Rank	21	20

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Anthropic: Claude Sonnet 4.6

anthropic/claude-sonnet-4.6

OpenRouter Catalog Changes

Last Observed: 2026-10-15 06:04:06.089360 UTC

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...

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Architecture And Modalities · 3

Architecture · Instruct Type API Details /architecture/instruct_type Explicit Null	Explicit Null
Architecture · Modality API Details /architecture/modality text+image+file->text	text+image+file->text
Architecture · Tokenizer API Details /architecture/tokenizer Claude	Claude

Benchmarks · 3

Benchmarks · Artificial Analysis · Agentic Index API Details /benchmarks/artificial_analysis/agentic_index 31.8	31.8
Benchmarks · Artificial Analysis · Coding Index API Details /benchmarks/artificial_analysis/coding_index 63	63
Benchmarks · Artificial Analysis · Intelligence Index API Details /benchmarks/artificial_analysis/intelligence_index 30.1	30.1

Catalog Identity And Metadata · 11

Canonical Slug API Details /canonical_slug anthropic/claude-4.6-sonnet-20260217	anthropic/claude-4.6-sonnet-20260217
Context Tokens API Details /context_length 1000000	1,000,000
Created API Details /created 1771342990	2026-02-17 15:43:10 UTC
Description API Details /description 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...	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...
Expiration Date API Details /expiration_date Explicit Null	Explicit Null
Hugging Face Id API Details /hugging_face_id Empty String	Empty String
Id API Details /id anthropic/claude-sonnet-4.6	anthropic/claude-sonnet-4.6
Knowledge Cutoff API Details /knowledge_cutoff Explicit Null	Explicit Null
Links · Details API Details /links/details /api/v1/models/anthropic/claude-4.6-sonnet-20260217/endpoints	/api/v1/models/anthropic/claude-4.6-sonnet-20260217/endpoints
Name API Details /name Anthropic: Claude Sonnet 4.6	Anthropic: Claude Sonnet 4.6
Supported Voices API Details /supported_voices Explicit Null	Explicit Null

Request Limits · 1

Per Request Limits API Details /per_request_limits Explicit Null	Explicit Null

Pricing · 6

Output Price · USD/Token API Details /pricing/completion 0.000015	0.000015
Pricing · Input Cache Read API Details /pricing/input_cache_read 0.0000003	0.0000003
Pricing · Input Cache Write API Details /pricing/input_cache_write 0.00000375	0.00000375
Pricing · Input Cache Write 1h API Details /pricing/input_cache_write_1h 0.000006	0.000006
Input Price · USD/Token API Details /pricing/prompt 0.000003	0.000003
Pricing · Web Search API Details /pricing/web_search 0.01	0.01

Reasoning · 2

Reasoning · Default Effort API Details /reasoning/default_effort medium	medium
Reasoning · Mandatory API Details /reasoning/mandatory False	False

Provider Limits · 3

Top Provider · Context Length API Details /top_provider/context_length 1000000	1,000,000
Top Provider · Is Moderated API Details /top_provider/is_moderated True	True
Top Provider · Max Completion Tokens API Details /top_provider/max_completion_tokens 128000	128,000

API Structure And Container Types

Architecture API Details /architecture Object · See Fields	Object · See Fields
Architecture · Input Modalities API Details /architecture/input_modalities Array · See Items	Array · See Items
Architecture · Output Modalities API Details /architecture/output_modalities Array · See Items	Array · See Items
Benchmarks API Details /benchmarks Object · See Fields	Object · See Fields
Benchmarks · Artificial Analysis API Details /benchmarks/artificial_analysis Object · See Fields	Object · See Fields
Benchmarks · Design Arena API Details /benchmarks/design_arena Array · See Items	Array · See Items
Default Parameters API Details /default_parameters Object · See Fields	Object · See Fields
Links API Details /links Object · See Fields	Object · See Fields
Pricing API Details /pricing Object · See Fields	Object · See Fields
Reasoning API Details /reasoning Object · See Fields	Object · See Fields
Reasoning · Supported Efforts API Details /reasoning/supported_efforts Array · See Items	Array · See Items
Supported Parameters API Details /supported_parameters Array · See Items	Array · See Items
Top Provider API Details /top_provider Object · See Fields	Object · See Fields

Architecture · Input Modalities

3 items · source order preserved

text
image
file

API Details

Item	/architecture/input_modalities/*
1	text
2	image
3	file

Architecture · Output Modalities

1 items · source order preserved

text

API Details

Item	/architecture/output_modalities/*
1	text

Supported Parameters

14 items · source order preserved

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

API Details

Item	/supported_parameters/*
1	include_reasoning
2	max_completion_tokens
3	max_tokens
4	reasoning
5	reasoning_effort
6	response_format
7	stop
8	structured_outputs
9	temperature
10	tool_choice
11	tools
12	top_k
13	top_p
14	verbosity

Benchmarks · Design Arena

14 items · source order preserved

Item	Arena	Category	Elo	Rank	Win Rate
1	agents	agenticgamedev	1177	16	52.2
2	agents	androidnative	1211	13	62
3	agents	fullstack	1213	14	64.3
4	agents	godotgamedev	1226	12	60.6
5	agents	mobileapps	1209	14	63.6
6	agents	webapps	1184	24	57
7	models	3d	1235	38	57.6
8	models	asciiart	1238	18	60.1
9	models	codecategories	1278	23	59.4
10	models	dataviz	1279	20	58.2
11	models	gamedev	1262	34	58.8
12	models	svg	1196	25	58.7
13	models	uicomponent	1273	30	58.3
14	models	website	1286	21	60

API Details

Item	/benchmarks/design_arena/*/arena	/benchmarks/design_arena/*/category	/benchmarks/design_arena/*/elo	/benchmarks/design_arena/*/rank	/benchmarks/design_arena/*/win_rate
1	agents	agenticgamedev	1177	16	52.2
2	agents	androidnative	1211	13	62
3	agents	fullstack	1213	14	64.3
4	agents	godotgamedev	1226	12	60.6
5	agents	mobileapps	1209	14	63.6
6	agents	webapps	1184	24	57
7	models	3d	1235	38	57.6
8	models	asciiart	1238	18	60.1
9	models	codecategories	1278	23	59.4
10	models	dataviz	1279	20	58.2
11	models	gamedev	1262	34	58.8
12	models	svg	1196	25	58.7
13	models	uicomponent	1273	30	58.3
14	models	website	1286	21	60

Reasoning · Supported Efforts

4 items · source order preserved

max
high
medium
low

API Details

Item	/reasoning/supported_efforts/*
1	max
2	high
3	medium
4	low