Anthropic: Claude Sonnet 4.6

anthropic/claude-sonnet-4.6

Last Observed: 2026-10-15 06:04:18.998056 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 · 2

Architecture · Modality API Details /architecture/modality text+image+file->text	text+image+file->text
Architecture · Tokenizer API Details /architecture/tokenizer Claude	Claude

Catalog Identity And Metadata · 45

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...
Enkrypt · Bias Score API Details /enkrypt/bias_score 81.14	81.14
Enkrypt · Cbrn Score API Details /enkrypt/cbrn_score 15.33	15.33
Enkrypt · Evaluated At API Details /enkrypt/evaluatedAt Explicit Null	Explicit Null
Enkrypt · Evasion Score API Details /enkrypt/evasion_score Explicit Null	Explicit Null
Enkrypt · Freshness API Details /enkrypt/freshness fresh	fresh
Enkrypt · Harmful Score API Details /enkrypt/harmful_score 0.56	0.56
Enkrypt · Ingested At API Details /enkrypt/ingestedAt 2026-09-29T04:00:25.155Z	2026-09-29T04:00:25.155Z
Enkrypt · Insecure Code Score API Details /enkrypt/insecure_code_score 32.89	32.89
Enkrypt · Jailbreak Score API Details /enkrypt/jailbreak_score Explicit Null	Explicit Null
Enkrypt · Last Checked At API Details /enkrypt/lastCheckedAt 2026-10-15T04:00:26.298Z	2026-10-15T04:00:26.298Z
Enkrypt · Model Name API Details /enkrypt/model_name claude-sonnet-4-6	claude-sonnet-4-6
Enkrypt · Nist Score API Details /enkrypt/nist_score 32	32
Enkrypt · Owasp Score API Details /enkrypt/owasp_score 39	39
Enkrypt · Provider API Details /enkrypt/provider anthropic	anthropic
Enkrypt · Risk Score API Details /enkrypt/risk_score 32.4787	32.4787
Enkrypt · Robustness Score API Details /enkrypt/robustness_score Explicit Null	Explicit Null
Enkrypt · Safety Score API Details /enkrypt/safety_score Explicit Null	Explicit Null
Enkrypt · Source API Details /enkrypt/source anthropic	anthropic
Enkrypt · Stale After API Details /enkrypt/staleAfter 2026-10-16T06:00:26.298Z	2026-10-16T06:00:26.298Z
Enkrypt · Toxicity Score API Details /enkrypt/toxicity_score Explicit Null	Explicit Null
Expiration Date API Details /expiration_date Explicit Null	Explicit Null
Id API Details /id anthropic/claude-sonnet-4.6	anthropic/claude-sonnet-4.6
Is Free API Details /isFree False	False
May Train On Your Prompts API Details /mayTrainOnYourPrompts False	False
Name API Details /name Anthropic: Claude Sonnet 4.6	Anthropic: Claude Sonnet 4.6
Opencode · Ai Sdk Provider API Details /opencode/ai_sdk_provider anthropic	anthropic
Opencode · Variants · High · Reasoning · Effort API Details /opencode/variants/high/reasoning/effort high	high
Opencode · Variants · High · Reasoning · Enabled API Details /opencode/variants/high/reasoning/enabled True	True
Opencode · Variants · High · Verbosity API Details /opencode/variants/high/verbosity high	high
Opencode · Variants · Low · Reasoning · Effort API Details /opencode/variants/low/reasoning/effort low	low
Opencode · Variants · Low · Reasoning · Enabled API Details /opencode/variants/low/reasoning/enabled True	True
Opencode · Variants · Low · Verbosity API Details /opencode/variants/low/verbosity low	low
Opencode · Variants · Max · Reasoning · Effort API Details /opencode/variants/max/reasoning/effort max	max
Opencode · Variants · Max · Reasoning · Enabled API Details /opencode/variants/max/reasoning/enabled True	True
Opencode · Variants · Max · Verbosity API Details /opencode/variants/max/verbosity max	max
Opencode · Variants · Medium · Reasoning · Effort API Details /opencode/variants/medium/reasoning/effort medium	medium
Opencode · Variants · Medium · Reasoning · Enabled API Details /opencode/variants/medium/reasoning/enabled True	True
Opencode · Variants · Medium · Verbosity API Details /opencode/variants/medium/verbosity medium	medium
Opencode · Variants · None · Reasoning · Effort API Details /opencode/variants/none/reasoning/effort none	none
Opencode · Variants · None · Reasoning · Enabled API Details /opencode/variants/none/reasoning/enabled False	False
Terminal Bench · Avg Attempt Cost Usd API Details /terminalBench/avgAttemptCostUsd 53.374126600000004	53.374126600000004
Terminal Bench · Overall Score API Details /terminalBench/overallScore 0.5505618	0.5505618

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 · Discount API Details /pricing/discount 0	0
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
Input Price · USD/Token API Details /pricing/prompt 0.000003	0.000003
Pricing · Web Search API Details /pricing/web_search 0.01	0.01

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
Enkrypt API Details /enkrypt Object · See Fields	Object · See Fields
Opencode API Details /opencode Object · See Fields	Object · See Fields
Opencode · Variants API Details /opencode/variants Object · See Fields	Object · See Fields
Opencode · Variants · High API Details /opencode/variants/high Object · See Fields	Object · See Fields
Opencode · Variants · High · Reasoning API Details /opencode/variants/high/reasoning Object · See Fields	Object · See Fields
Opencode · Variants · Low API Details /opencode/variants/low Object · See Fields	Object · See Fields
Opencode · Variants · Low · Reasoning API Details /opencode/variants/low/reasoning Object · See Fields	Object · See Fields
Opencode · Variants · Max API Details /opencode/variants/max Object · See Fields	Object · See Fields
Opencode · Variants · Max · Reasoning API Details /opencode/variants/max/reasoning Object · See Fields	Object · See Fields
Opencode · Variants · Medium API Details /opencode/variants/medium Object · See Fields	Object · See Fields
Opencode · Variants · Medium · Reasoning API Details /opencode/variants/medium/reasoning Object · See Fields	Object · See Fields
Opencode · Variants · None API Details /opencode/variants/none Object · See Fields	Object · See Fields
Opencode · Variants · None · Reasoning API Details /opencode/variants/none/reasoning Object · See Fields	Object · See Fields
Pricing API Details /pricing Object · See Fields	Object · See Fields
Supported Parameters API Details /supported_parameters Array · See Items	Array · See Items
Terminal Bench API Details /terminalBench Object · See Fields	Object · See Fields
Top Provider API Details /top_provider Object · See Fields	Object · See Fields

Architecture · Input Modalities

4 items · source order preserved

text
image
file
pdf

API Details

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

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

Recorded Value History

Historical API Field

Input Price · USD/Token

4 of 4 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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