Anthropic
·Released on Feb 17, 2026

Claude Sonnet 4.6 API Benchmarks, Pricing & Provider Data

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Claude Sonnet 4.6 benchmark, API pricing, and provider data cover 827 API providers, with prices starting at $0.0030/request. Claude Sonnet 4.6 free API options are available from 5 providers. The page also shows measured API speed and first-token latency.

Anthropic Claude Sonnet 4.6 extends the Sonnet line with improved tool use, coding reliability, and long-context performance for everyday production workloads.

Quality
#39of 100
59.0
LMSpeed score
Speed
#63of 77
66char/s
4.16 s
Cost
#156of 181
$0.0030/ 1M · 8:1 in:out
$0.0005 in · $0.0025 out

Category Performance

Observed-capability estimates with uncertainty reported separately from independent benchmark families.

Coverage
7 / 8
Methodology
V3.0
Category PerformanceObserved-capability estimates with uncertainty reported separately from independent benchmark families.Agents52.7Coding55.9Reasoning49.8Knowledge70.6Math53.2Multilingual-Multimodal45.7Instruction following43.7
#1Knowledge70.6Provisional1/4 Measured dimensions
80% interval: 54.386.9
broad knowledgePrior only
professional knowledge70.6
supergpqa · super_gpqa
factualityPrior only
retrieval open bookPrior only
#2Coding55.9RatedGlobal rank #133/4 Measured dimensions
80% interval: 47.464.5
code generation55.2
scicode · scicode
repository engineering56.2
react_native_bench · react_native_evals / vibecode · vibe_code_bench
debugging testing56.3
swe_rebench · swe_rebench / swe_verified · swe_verified
tooling qualityPrior only
#3Math53.2Provisional1/4 Measured dimensions
80% interval: 37.169.2
foundational mathPrior only
competition mathPrior only
proof frontier53.2
frontiermath · frontier_math_v2_tier4 / frontiermath · frontier_math_v2_tiers13
applied tool mathPrior only
#4Agents52.7RatedGlobal rank #294/4 Measured dimensions
80% interval: 46.558.8
planning57.2
deep_planning · gert_labs
tool use49
tau · tau2_bench
environment execution49.1
osworld · os_world2 / osworld · os_world_verified / terminalbench · benchlm_agentic_terminal_bench2
recovery reliability55.5
claw_eval · claw_eval / cyber_gym · cyber_gym / jobbench · job_bench
#5Reasoning49.8RatedGlobal rank #413/4 Measured dimensions
80% interval: 41.258.5
abstract logicPrior only
scientific causal49.5
critpt · critpt / gpqa · gpqa / hle · hle
multistep constraints50.9
mmlu_pro · mmlu_pro
evidence verification49.2
lcr · lcr
#6Multimodal45.7Provisional1/4 Measured dimensions
80% interval: 29.661.8
perception ocrPrior only
document spatial45.7
charxiv · charxiv
visual reasoningPrior only
video actionPrior only
#7Instruction following43.7Provisional1/4 Measured dimensions
80% interval: 27.759.7
constraint followingPrior only
structured outputPrior only
novel instruction generalization43.7
ifbench · aa_if_bench
long multiturn instructionPrior only
No data:Multilingual

Specifications

Input and output token limits for this model, plus how it ranks on long-context understanding.

INPUT
1Mtokens
1.2K pages of text
OUTPUT
128Ktokens
8K128K1M4M
1M

Features

Technical Details

Input
Output
Released
Feb 2026
Documentation
Tokenizer
Claude
Architecture
text+image+file->text
Moderated
Yes
Supported parameters
include_reasoningmax_completion_tokensmax_tokensreasoningreasoning_effortresponse_formatstopstructured_outputstemperaturetool_choicetoolstop_ktop_pverbosity

Rankings

Excels at

It's decent at

Falls behind in

Detailed scores

Updated: Sep 1, 2026

Overall

undefined metric} other undefined metrics}}

Overall score59.0#39 / 100
Overall score
LMSpeed rank#39
Score59.0
UpdatedSep 1, 2026
Confidence3

Pricing

undefined metric} other undefined metrics}}

Input price$3.00/M#156 / 181Output price$15.00/M#156 / 181
Input price
LMSpeed rank#156
Score$3.00/M
UpdatedSep 1, 2026
Confidence4
Output price
LMSpeed rank#156
Score$15.00/M
UpdatedSep 1, 2026
Confidence4

Agents

V3.0

undefined metric} other undefined metrics}} · Rated

Score52.7#2980% interval46.5–58.84/4 Measured dimensionsAgentic score55.0#42 / 69Terminal-Bench 2.059.1#35 / 53
Dimensions and evidence
Planning & decomposition57.2
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
deep_planning · gert_labs · z 0.97 · q 1.00
Tool use49
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
tau · tau2_bench · z -0.25 · q 1.00
Environment & long-horizon execution49.1
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
osworld · os_world2 · z -0.60 · q 1.00
osworld · os_world_verified · z -0.09 · q 1.00
terminalbench · benchlm_agentic_terminal_bench2 · z -0.29 · q 1.00
Recovery & completion reliability55.5
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
claw_eval · claw_eval · z 1.40 · q 1.00
cyber_gym · cyber_gym · z -0.98 · q 1.00
jobbench · job_bench · z 0.28 · q 1.00
Agentic score
LMSpeed rank#42
Score55.0
UpdatedSep 1, 2026
Confidence3
Terminal-Bench 2.0V3 evidence
LMSpeed rank#35
Score59.1
UpdatedSep 1, 2026
Confidence3
OSWorld-VerifiedV3 evidence
LMSpeed rank#16
Score72.1
UpdatedSep 1, 2026
Confidence3
Claw-EvalV3 evidence
LMSpeed rank#5
Score67.8
UpdatedSep 1, 2026
Confidence3
CyberGymV3 evidence
LMSpeed rank#12
Score65.2
UpdatedSep 1, 2026
Confidence3
Τ²-bench resultsV3 evidence
LMSpeed rank#55
Score79.5
UpdatedSep 1, 2026
Confidence3
Gert LabsV3 evidence
LMSpeed rank#8
Score62.9
UpdatedSep 1, 2026
Confidence3
OSWorld 2.0V3 evidence
LMSpeed rank#12
Score8.3
UpdatedSep 1, 2026
Confidence3
JobBenchV3 evidence
LMSpeed rank#7
Score36.9
UpdatedSep 1, 2026
Confidence3

Coding

V3.0

undefined metric} other undefined metrics}} · Rated

Score55.9#1380% interval47.4–64.53/4 Measured dimensionsSciCode46.8%#39 / 206Coding score63.2#10 / 81
Dimensions and evidence
Code generation55.2
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
scicode · scicode · z 0.58 · q 1.00
Repository engineering56.2
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
react_native_bench · react_native_evals · z 0.31 · q 1.00
vibecode · vibe_code_bench · z 0.90 · q 1.00
Debugging & testing56.3
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
swe_rebench · swe_rebench · z 0.70 · q 1.00
swe_verified · swe_verified · z 0.58 · q 1.00
Tool-assisted development & qualityPrior only
SciCodeV3 evidence
LMSpeed rank#39
Score46.8%
UpdatedSep 1, 2026
Confidence4
Coding score
LMSpeed rank#10
Score63.2
UpdatedSep 1, 2026
Confidence3
SWE-bench VerifiedV3 evidence
LMSpeed rank#15
Score79.6
UpdatedSep 1, 2026
Confidence3
SWE-RebenchV3 evidence
LMSpeed rank#5
Score60.7
UpdatedSep 1, 2026
Confidence3
React Native EvalsV3 evidence
LMSpeed rank#5
Score80.6
UpdatedSep 1, 2026
Confidence3
Vibe Code BenchV3 evidence
LMSpeed rank#7
Score51.5
UpdatedSep 1, 2026
Confidence3
CursorBench v3.1
LMSpeed rank#5
Score48.8
UpdatedSep 1, 2026
Confidence3
AA-SciCodeV3 evidence
LMSpeed rank#42
Score46.9
UpdatedSep 1, 2026
Confidence3
FrontierCode 1.1 Main
LMSpeed rank#10
Score24.3
UpdatedSep 1, 2026
Confidence3
EEBench
LMSpeed rank#14
Score20.4
UpdatedAug 20, 2026
Confidence3
CADGenBench Generation
LMSpeed rank#7
Score22.1
UpdatedAug 20, 2026
Confidence3

Reasoning

V3.0

undefined metric} other undefined metrics}} · Rated

Score49.8#4180% interval41.2–58.53/4 Measured dimensionsMMLU-Pro79.2%#69 / 129GPQA87.5%#46 / 213
Dimensions and evidence
Abstract logicPrior only
Scientific & causal reasoning49.5
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
critpt · critpt · z -0.47 · q 1.00
gpqa · gpqa · z 0.15 · q 1.00
hle · hle · z -0.15 · q 1.00
Multi-step constraints50.9
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
mmlu_pro · mmlu_pro · z -0.09 · q 1.00
Evidence integration & verification49.2
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
lcr · lcr · z -0.47 · q 1.00
MMLU-ProV3 evidence
LMSpeed rank#69
Score79.2%
UpdatedSep 1, 2026
Confidence3
GPQAV3 evidence
LMSpeed rank#46
Score87.5%
UpdatedSep 1, 2026
Confidence4
HLEV3 evidence
LMSpeed rank#44
Score33.6%
UpdatedSep 1, 2026
Confidence4
AA-LCRV3 evidence
LMSpeed rank#73
Score62.3
UpdatedSep 1, 2026
Confidence3
CritPtV3 evidence
LMSpeed rank#70
Score0.9
UpdatedSep 1, 2026
Confidence3

Knowledge

V3.0

undefined metric} other undefined metrics}} · Provisional

Score70.680% interval54.3–86.91/4 Measured dimensionsKnowledge score76.1#19 / 69SuperGPQA95.0#1 / 16
Dimensions and evidence
Broad knowledgePrior only
Professional knowledge70.6
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
supergpqa · super_gpqa · z 3.00 · q 1.00
FactualityPrior only
Retrieval & open-book usePrior only
Knowledge score
LMSpeed rank#19
Score76.1
UpdatedSep 1, 2026
Confidence3
SuperGPQAV3 evidence
LMSpeed rank#1
Score95.0
UpdatedSep 1, 2026
Confidence3
Artificial Analysis Intelligence Index
LMSpeed rank#54
Score36.8
UpdatedSep 1, 2026
Confidence3
AA-GPQA Diamond
LMSpeed rank#74
Score79.9
UpdatedSep 1, 2026
Confidence3
AA-HLE
LMSpeed rank#76
Score13.3
UpdatedSep 1, 2026
Confidence3
AA-Omniscience Accuracy
LMSpeed rank#36
Score38.6
UpdatedSep 1, 2026
Confidence3
AA-Omniscience Hallucination Rate
LMSpeed rank#56
Score68.5
UpdatedSep 1, 2026
Confidence3

Math

V3.0

undefined metric} other undefined metrics}} · Provisional

Score53.280% interval37.1–69.21/4 Measured dimensionsMath score49.4#37 / 62FrontierMath v2 (Tiers 1-3)32.4#18 / 47
Dimensions and evidence
Foundational mathPrior only
Competition mathPrior only
Advanced proofs53.2
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
frontiermath · frontier_math_v2_tier4 · z 0.17 · q 1.00
frontiermath · frontier_math_v2_tiers13 · z 0.24 · q 1.00
Applied & tool-assisted mathPrior only
Math score
LMSpeed rank#37
Score49.4
UpdatedSep 1, 2026
Confidence3
FrontierMath v2 (Tiers 1-3)V3 evidence
LMSpeed rank#18
Score32.4
UpdatedSep 1, 2026
Confidence3
FrontierMath v2 (Tier 4)V3 evidence
LMSpeed rank#19
Score8.3
UpdatedSep 1, 2026
Confidence3

Multilingual

V3.0

undefined metric} other undefined metrics}} · No data

No data80% interval30.8–69.20/4 Measured dimensions
Dimensions and evidence
Cross-language understandingPrior only
Multilingual generationPrior only
Reasoning transferPrior only
Low-resource robustnessPrior only

Multimodal

V3.0

undefined metric} other undefined metrics}} · Provisional

Score45.780% interval29.6–61.81/4 Measured dimensionsMultimodal Grounded score44.5#36 / 44CharXiv77.4#24 / 29
Dimensions and evidence
Perception & OCRPrior only
Document & spatial understanding45.7
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
charxiv · charxiv · z -0.45 · q 1.00
Visual reasoningPrior only
Video & grounded actionPrior only
Multimodal Grounded score
LMSpeed rank#36
Score44.5
UpdatedSep 1, 2026
Confidence3
CharXivV3 evidence
LMSpeed rank#24
Score77.4
UpdatedSep 1, 2026
Confidence3
AA-MMMU-Pro
LMSpeed rank#47
Score70.6
UpdatedSep 1, 2026
Confidence3
Design Arena Website
LMSpeed rank#12
Score1304.0
UpdatedSep 1, 2026
Confidence3

Instruction following

V3.0

undefined metric} other undefined metrics}} · Provisional

Score43.780% interval27.7–59.71/4 Measured dimensionsAA-IFBench41.2#67 / 84
Dimensions and evidence
Constraint followingPrior only
Structured outputPrior only
Novel-instruction generalization43.7
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
ifbench · aa_if_bench · z -1.11 · q 1.00
Multi-turn & long instructionsPrior only
AA-IFBenchV3 evidence
LMSpeed rank#67
Score41.2
UpdatedSep 1, 2026
Confidence3

OpenRouter endpoints

9 endpoints

Third-party OpenRouter endpoint data, shown separately from LMSpeed measurements. Some 30-minute live performance fields only appear after syncing with an OpenRouter API key.

Provider endpointInputOutput1d uptime30m latency30m throughputContext / output
Google
google-vertex/europe
$3.30/M$16.50/M100%undefined tokens / undefined tokens
Google
google-vertex/us-east5
$3.30/M$16.50/M100%undefined tokens / undefined tokens
Google
google-vertex/global
$3/M$15/M100.0%undefined tokens / undefined tokens
Amazon Bedrock
amazon-bedrock/eu-west-1
$3.30/M$16.50/M100.0%undefined tokens / undefined tokens
Claude Platform on AWS
claude-on-aws
$3/M$15/M100.0%undefined tokens / undefined tokens
Amazon Bedrock
amazon-bedrock/global
$3/M$15/M100.0%undefined tokens / undefined tokens
Anthropic
anthropic
$3/M$15/M99.8%undefined tokens / undefined tokens
Azure
azure/global
$3/M$15/M98.6%undefined tokens / undefined tokens
Amazon Bedrock
amazon-bedrock/us
$3.30/M$16.50/Mundefined tokens / undefined tokens

Pricing Comparison

Compare Claude Sonnet 4.6 API pricing across 822 providers. Prices range from $0.0030/request to $4800.00/M. Crond offers the lowest rate at $0.0030/request. 5 providers offer free API credits or a free tier.

ProviderHealthModel VariantGroupInput ($/M)Output ($/M)Speed (t/s)First tokenAudit
L1
100%
claude-sonnet-4-6
default
$3.60/M
Cache read$0.360/MCache write$4.50/MCache write 1h$7.20/M
$18.00/M
85.7 t/s
1.83 s
L1
100%
claude-sonnet-4-6
default
-86%$0.411/M
Cache read$0.041/M
-86%$2.05/M
55.2 t/s
2.09 s
L1
100%
claude-sonnet-4-6
claude--kiro
-86%$0.411/M
Cache read$0.041/MCache write$0.514/MCache write 1h$0.822/M
-86%$2.05/M
47.8 t/s
0.72 s
L1
99%
claude-sonnet-4-6
Claude-Entry
-94%$0.180/M
Cache read$0.018/M
-94%$0.900/M
47.5 t/s
1.59 s
L1
100%
claude-sonnet-4-6
企业用户
$3.00/M
$15.00/M
46.7 t/s
1.07 s
L1
100%
claude-sonnet-4-6
Claude_AG
-98%$0.058/M
Cache read$0.0058/M
-98%$0.288/M
43.1 t/s
2.40 s
L1
100%
claude-sonnet-4-6
aws-q
-96%$0.129/M
Cache read$0.013/M
-96%$0.643/M
42.1 t/s
4.50 s
L1
69%
claude-sonnet-4-6
活动分组1
-94%$0.171/M
-94%$0.857/M
40.9 t/s
3.71 s
L1
100%
claude-sonnet-4-6
default
$75.00/M
$375.00/M
37.7 t/s
3.07 s
L1
100%
L2
0%
claude-sonnet-4-6
Claude_AG
-98%$0.058/M
Cache read$0.0058/M
-98%$0.288/M
31.9 t/s
6.07 s
L1
100%
claude-sonnet-4-6
default
$3.00/M
$15.00/M
26.8 t/s
11.92 s
L1
99%
claude-sonnet-4-6
default
$3.15/M
Cache read$0.315/M
$15.75/M
19.7 t/s
8.43 s
L1
100%
claude-sonnet-4-6
default
-93%$0.205/M
Cache read$0.021/M
-93%$1.03/M
L1
100%
claude-sonnet-4-6-low
claude_kiro
-65%$1.05/M
-65%$5.25/M
L1
100%
claude-sonnet-4-6-high
claude_kiro
-65%$1.05/M
-65%$5.25/M
L1
100%
claude-sonnet-4-6
claude_kiro
-65%$1.05/M
-65%$5.25/M
L1
100%
claude-sonnet-4-6-medium
claude_kiro
-65%$1.05/M
-65%$5.25/M
L1
99%
claude-sonnet-4-6
aws
-99%$0.035/M
Cache read$0.0035/M
-99%$0.176/M
L1
100%
claude-sonnet-4-6
default
$0.041/request
-
L1
100%
claude-sonnet-4.6
default
-86%$0.411/M
-86%$2.05/M
Showing 20 model IDs of 168.

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Frequently Asked Questions

What benchmark data does Claude Sonnet 4.6 include?
LMSpeed shows Claude Sonnet 4.6 benchmark context, API price, output speed, first-token latency, and provider data across 827 providers when those signals are available.
What is the Claude Sonnet 4.6 API price?
Claude Sonnet 4.6 has pricing from 827 providers, ranging from $0.0030/request to $4800.00/M. Crond has the lowest listed price.
What does the Claude Sonnet 4.6 API pricing table include?
The Claude Sonnet 4.6 API pricing table compares 827 providers by input price, output price, free tier status, speed, first-token latency, and recent health data when available.
Which provider has the cheapest Claude Sonnet 4.6 API pricing?
Crond currently has the lowest listed Claude Sonnet 4.6 price at $0.0030/request across 827 providers.
Can I compare Claude Sonnet 4.6 API price and speed together?
Yes. LMSpeed shows Claude Sonnet 4.6 API price, output speed, first-token latency, and provider health on the same page so you can compare cost and performance together.
Is Claude Sonnet 4.6 API free?
Yes, Claude Sonnet 4.6 free API options are available through 5 providerundefined other undefined} on LMSpeed, including 兔子API, 兔子API, 兔子API, 兔子API, Moyanjdc API. These providers offer free API credits or a free tier with no per-token charges.
Where can I get Claude Sonnet 4.6 free API access?
LMSpeed currently lists 5 free API providerundefined other undefined} for Claude Sonnet 4.6: 兔子API, 兔子API, 兔子API, 兔子API, Moyanjdc API. Check each provider row before using it because free tier limits can change.

Also known as

26479061/claude-sonnet-4-63h15pm/claude-sonnet-4.642API/claude-sonnet-4-6AWS/claude-sonnet-4-6Anthropic/Claude-Sonnet-4-6-Free

Rankings are based on community-submitted tests and periodic health probes. Advisory only, not official data.Standard benchmark data may include BenchLM and other public sources.

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