Anthropic: Claude Sonnet 4

anthropic/claude-sonnet-4

Last Observed: 2026-10-15 06:04:00.045049 UTC

Claude Sonnet 4 significantly enhances the capabilities of its predecessor, Sonnet 3.7, excelling in both coding and reasoning tasks with improved precision and controllability. Achieving state-of-the-art performance on SWE-bench (72.7%),...

Find A Field

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 Explicit Null	Explicit Null
Benchmarks · Artificial Analysis · Coding Index API Details /benchmarks/artificial_analysis/coding_index 37.6	37.6
Benchmarks · Artificial Analysis · Intelligence Index API Details /benchmarks/artificial_analysis/intelligence_index 18.9	18.9

Catalog Identity And Metadata · 11

Canonical Slug API Details /canonical_slug anthropic/claude-4-sonnet-20250522	anthropic/claude-4-sonnet-20250522
Context Tokens API Details /context_length 200000	200,000
Created API Details /created 1747930371	2025-05-22 16:12:51 UTC
Description API Details /description Claude Sonnet 4 significantly enhances the capabilities of its predecessor, Sonnet 3.7, excelling in both coding and reasoning tasks with improved precision and controllability. Achieving state-of-the-art performance on SWE-bench (72.7%),...	Claude Sonnet 4 significantly enhances the capabilities of its predecessor, Sonnet 3.7, excelling in both coding and reasoning tasks with improved precision and controllability.… Claude Sonnet 4 significantly enhances the capabilities of its predecessor, Sonnet 3.7, excelling in both coding and reasoning tasks with improved precision and controllability. Achieving state-of-the-art performance on SWE-bench (72.7%),...
Expiration Date API Details /expiration_date 2026-10-15	2026-10-15
Hugging Face Id API Details /hugging_face_id Empty String	Empty String
Id API Details /id anthropic/claude-sonnet-4	anthropic/claude-sonnet-4
Knowledge Cutoff API Details /knowledge_cutoff 2025-01-31	2025-01-31
Links · Details API Details /links/details /api/v1/models/anthropic/claude-4-sonnet-20250522/endpoints	/api/v1/models/anthropic/claude-4-sonnet-20250522/endpoints
Name API Details /name Anthropic: Claude Sonnet 4	Anthropic: Claude Sonnet 4
Supported Voices API Details /supported_voices Explicit Null	Explicit Null

Default Parameters · 6

Default Parameters · Frequency Penalty API Details /default_parameters/frequency_penalty Explicit Null	Explicit Null
Default Parameters · Presence Penalty API Details /default_parameters/presence_penalty Explicit Null	Explicit Null
Default Parameters · Repetition Penalty API Details /default_parameters/repetition_penalty Explicit Null	Explicit Null
Default Parameters · Temperature API Details /default_parameters/temperature Explicit Null	Explicit Null
Default Parameters · Top K API Details /default_parameters/top_k Explicit Null	Explicit Null
Default Parameters · Top P API Details /default_parameters/top_p 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 · 1

Reasoning · Mandatory API Details /reasoning/mandatory False	False

Provider Limits · 3

Top Provider · Context Length API Details /top_provider/context_length 200000	200,000
Top Provider · Is Moderated API Details /top_provider/is_moderated True	True
Top Provider · Max Completion Tokens API Details /top_provider/max_completion_tokens 64000	64,000

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
Pricing · Overrides API Details /pricing/overrides Array · See Items	Array · See Items
Reasoning API Details /reasoning Object · See Fields	Object · See Fields
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

image
text
file

API Details

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

Architecture · Output Modalities

1 items · source order preserved

text

API Details

Item	/architecture/output_modalities/*
1	text

Supported Parameters

9 items · source order preserved

include_reasoning
max_tokens
reasoning
stop
temperature
tool_choice
tools
top_k
top_p

API Details

Item	/supported_parameters/*
1	include_reasoning
2	max_tokens
3	reasoning
4	stop
5	temperature
6	tool_choice
7	tools
8	top_k
9	top_p

Benchmarks · Design Arena

7 items · source order preserved

Item	Arena	Category	Elo	Rank	Win Rate
1	models	3d	1140	70	57.8
2	models	codecategories	1143	88	53.4
3	models	dataviz	1159	77	56.5
4	models	gamedev	1142	75	54.8
5	models	svg	1078	66	51.1
6	models	uicomponent	1130	83	57.9
7	models	website	1147	89	52.4

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	models	3d	1140	70	57.8
2	models	codecategories	1143	88	53.4
3	models	dataviz	1159	77	56.5
4	models	gamedev	1142	75	54.8
5	models	svg	1078	66	51.1
6	models	uicomponent	1130	83	57.9
7	models	website	1147	89	52.4

Pricing · Overrides

1 items · source order preserved

Item 1

Completion: 0.0000225
Input Cache Read: 0.0000006
Input Cache Write: 0.0000075
Input Cache Write 1h: 0.000012
Min Prompt Tokens: 200000
Prompt: 0.000006

API Details

Item	/pricing/overrides/*/completion	/pricing/overrides/*/input_cache_read	/pricing/overrides/*/input_cache_write	/pricing/overrides/*/input_cache_write_1h	/pricing/overrides/*/min_prompt_tokens	/pricing/overrides/*/prompt
1	0.0000225	0.0000006	0.0000075	0.000012	200000	0.000006

Recorded Value History

Historical API Field

Input Price · USD/Token

6 of 6 records plotted · 0 excluded for missing or invalid coordinates.

Up to 100 recorded versions, spaced by observation order rather than elapsed time. Array fields use the minimum numeric item in each version. Missing values are omitted. Select a point to open its archived snapshot; comparison actions use the current listing. History begins at the first recorded baseline.

Axis Scale

Select a point to open its listing or add it to compare.

Browse The Full Table