Anthropic: Claude Opus 4.5

anthropic/claude-opus-4.5

Last Observed: 2026-10-15 06:03:58.895674 UTC

Claude Opus 4.5 is Anthropic’s frontier reasoning model optimized for complex software engineering, agentic workflows, and long-horizon computer use. It offers strong multimodal capabilities, competitive performance across real-world coding and...

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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 Explicit Null	Explicit Null
Benchmarks · Artificial Analysis · Coding Index API Details /benchmarks/artificial_analysis/coding_index Explicit Null	Explicit Null
Benchmarks · Artificial Analysis · Intelligence Index API Details /benchmarks/artificial_analysis/intelligence_index 29.1	29.1

Catalog Identity And Metadata · 11

Canonical Slug API Details /canonical_slug anthropic/claude-4.5-opus-20251124	anthropic/claude-4.5-opus-20251124
Context Tokens API Details /context_length 200000	200,000
Created API Details /created 1764010580	2025-11-24 18:56:20 UTC
Description API Details /description Claude Opus 4.5 is Anthropic’s frontier reasoning model optimized for complex software engineering, agentic workflows, and long-horizon computer use. It offers strong multimodal capabilities, competitive performance across real-world coding and...	Claude Opus 4.5 is Anthropic’s frontier reasoning model optimized for complex software engineering, agentic workflows, and long-horizon computer use. It offers strong multimodal… Claude Opus 4.5 is Anthropic’s frontier reasoning model optimized for complex software engineering, agentic workflows, and long-horizon computer use. It offers strong multimodal capabilities, competitive performance across real-world coding and...
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-opus-4.5	anthropic/claude-opus-4.5
Knowledge Cutoff API Details /knowledge_cutoff Explicit Null	Explicit Null
Links · Details API Details /links/details /api/v1/models/anthropic/claude-4.5-opus-20251124/endpoints	/api/v1/models/anthropic/claude-4.5-opus-20251124/endpoints
Name API Details /name Anthropic: Claude Opus 4.5	Anthropic: Claude Opus 4.5
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 0.000025	0.000025
Pricing · Input Cache Read API Details /pricing/input_cache_read 0.0000005	0.0000005
Pricing · Input Cache Write API Details /pricing/input_cache_write 0.00000625	0.00000625
Pricing · Input Cache Write 1h API Details /pricing/input_cache_write_1h 0.00001	0.00001
Input Price · USD/Token API Details /pricing/prompt 0.000005	0.000005
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
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

file
image
text

API Details

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

Architecture · Output Modalities

1 items · source order preserved

text

API Details

Item	/architecture/output_modalities/*
1	text

Supported Parameters

12 items · source order preserved

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

API Details

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

Benchmarks · Design Arena

12 items · source order preserved

Item	Arena	Category	Elo	Rank	Win Rate
1	models	3d	1214	43	58.5
2	models	asciiart	1193	28	54.8
3	models	codecategories	1244	43	59.5
4	models	dataviz	1244	35	58.5
5	models	gamedev	1232	40	59.3
6	models	svg	1180	33	58.7
7	models	uicomponent	1240	43	58.1
8	models	website	1248	44	59.7
9	agents	androidnative	1191	17	65.5
10	agents	fullstack	1156	24	60.2
11	agents	mobileapps	1186	19	60.7
12	agents	webapps	1153	27	55.1

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	1214	43	58.5
2	models	asciiart	1193	28	54.8
3	models	codecategories	1244	43	59.5
4	models	dataviz	1244	35	58.5
5	models	gamedev	1232	40	59.3
6	models	svg	1180	33	58.7
7	models	uicomponent	1240	43	58.1
8	models	website	1248	44	59.7
9	agents	androidnative	1191	17	65.5
10	agents	fullstack	1156	24	60.2
11	agents	mobileapps	1186	19	60.7
12	agents	webapps	1153	27	55.1

Recorded Value History

Historical API Field

Input Price · USD/Token

5 of 5 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.

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