Kwaipilot
·Released on Mar 27, 2026

Kat Coder Pro V2 API Benchmarks, Pricing & Provider Data

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Kat Coder Pro V2 benchmark, API pricing, and provider data cover 2 API providers, with prices starting at $0.240/M. The page also shows measured API speed and first-token latency.

KAT-Coder-Pro V2 is the latest high-performance model in KwaiKAT’s KAT-Coder series, designed for complex enterprise-grade software engineering and SaaS integration. It builds on the agentic coding st...

Speed
#35of 74
114char/s
0.89 s
Cost
#54of 180
$0.240/ 1M · 8:1 in:out
$0.038 in · $0.202 out

Category Performance

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

Coverage
2 / 8
Methodology
V3.0
Category PerformanceObserved-capability estimates with uncertainty reported separately from independent benchmark families.Agents-Coding51.3Reasoning54Knowledge-Math-Multilingual-Multimodal-Instruction following-
#1Reasoning54Provisional1/4 Measured dimensions
80% interval: 40.167.9
abstract logicPrior only
scientific causal54
gpqa · gpqa / hle · hle
multistep constraintsPrior only
evidence verificationPrior only
#2Coding51.3Provisional1/4 Measured dimensions
80% interval: 35.367.2
code generation51.3
scicode · scicode
repository engineeringPrior only
debugging testingPrior only
tooling qualityPrior only
No data:AgentsKnowledgeMathMultilingualMultimodalInstruction following

Specifications

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

INPUT
262.1Ktokens
314.6 pages of text
OUTPUT
80Ktokens
8K128K1M4M
262.1K

Features

Technical Details

Input
Output
Released
Mar 2026
Documentation
Tokenizer
Other
Architecture
text->text
Moderated
No
Supported parameters
frequency_penaltylogit_biaslogprobsmax_tokensmin_ppresence_penaltyrepetition_penaltyresponse_formatseedstopstructured_outputstemperaturetool_choicetoolstop_ktop_logprobstop_p

Rankings

Excels at

Detailed scores

Updated: Aug 24, 2026

Speed & latency

undefined metric} other undefined metrics}}

Output speed107.4 tok/s#35 / 74Time to first token1.12 s#33 / 74
Output speed
LMSpeed rank#35
Score107.4 tok/s
UpdatedAug 24, 2026
Confidence4
Time to first token
LMSpeed rank#33
Score1.12 s
UpdatedAug 24, 2026
Confidence4

Pricing

undefined metric} other undefined metrics}}

Input price$0.300/M#54 / 180Output price$1.20/M#49 / 180
Input price
LMSpeed rank#54
Score$0.300/M
UpdatedAug 24, 2026
Confidence4
Output price
LMSpeed rank#49
Score$1.20/M
UpdatedAug 24, 2026
Confidence4

Agents

V3.0

undefined metric} other undefined metrics}} · No data

No data80% interval30.8–69.20/4 Measured dimensions
Dimensions and evidence
Planning & decompositionPrior only
Tool usePrior only
Environment & long-horizon executionPrior only
Recovery & completion reliabilityPrior only

Coding

V3.0

undefined metric} other undefined metrics}} · Provisional

Score51.380% interval35.3–67.21/4 Measured dimensionsSciCode38.3%#103 / 204
Dimensions and evidence
Code generation51.3
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
scicode · scicode · z 0.02 · q 1.00
Repository engineeringPrior only
Debugging & testingPrior only
Tool-assisted development & qualityPrior only
SciCodeV3 evidence
LMSpeed rank#103
Score38.3%
UpdatedAug 24, 2026
Confidence4

Reasoning

V3.0

undefined metric} other undefined metrics}} · Provisional

Score5480% interval40.1–67.91/4 Measured dimensionsGPQA85.5%#58 / 211HLE16.1%#90 / 208
Dimensions and evidence
Abstract logicPrior only
Scientific & causal reasoning54
undefined family} other undefined families}} · undefined metric} other undefined metrics}}
gpqa · gpqa · z 0.54 · q 1.00
hle · hle · z 0.12 · q 1.00
Multi-step constraintsPrior only
Evidence integration & verificationPrior only
GPQAV3 evidence
LMSpeed rank#58
Score85.5%
UpdatedAug 24, 2026
Confidence4
HLEV3 evidence
LMSpeed rank#90
Score16.1%
UpdatedAug 24, 2026
Confidence4

Knowledge

V3.0

undefined metric} other undefined metrics}} · No data

No data80% interval30.8–69.20/4 Measured dimensions
Dimensions and evidence
Broad knowledgePrior only
Professional knowledgePrior only
FactualityPrior only
Retrieval & open-book usePrior only

Math

V3.0

undefined metric} other undefined metrics}} · No data

No data80% interval30.8–69.20/4 Measured dimensions
Dimensions and evidence
Foundational mathPrior only
Competition mathPrior only
Advanced proofsPrior only
Applied & tool-assisted mathPrior only

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}} · No data

No data80% interval30.8–69.20/4 Measured dimensions
Dimensions and evidence
Perception & OCRPrior only
Document & spatial understandingPrior only
Visual reasoningPrior only
Video & grounded actionPrior only

Instruction following

V3.0

undefined metric} other undefined metrics}} · No data

No data80% interval30.8–69.20/4 Measured dimensions
Dimensions and evidence
Constraint followingPrior only
Structured outputPrior only
Novel-instruction generalizationPrior only
Multi-turn & long instructionsPrior only

OpenRouter endpoints

2 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
StreamLake
streamlake
$0.300/M$1.20/M99.9%undefined tokens / undefined tokens
AtlasCloud
atlas-cloud/fp8
$0.300/M$1.20/M99.8%undefined tokens / undefined tokens

Pricing Comparison

Compare Kat Coder Pro V2 API pricing across 2 providers. Prices range from $0.240/M to $75.00/M. iTokens offers the lowest rate at $0.240/M.

ProviderHealthModel VariantGroupInput ($/M)Output ($/M)Speed (t/s)First tokenAudit
L1
99%
L2
50%
streamlake/kat-coder-pro-v2
default
-20%$0.240/M
Cache read$0.048/M
-20%$0.960/M
113.9 t/s+6%
0.89 s-21%
L1
0%
kat-coder-pro-v2
default
$75.00/M
$75.00/M

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Frequently Asked Questions

What benchmark data does Kat Coder Pro V2 include?
LMSpeed shows Kat Coder Pro V2 benchmark context, API price, output speed, first-token latency, and provider data across 2 providers when those signals are available.
What is the Kat Coder Pro V2 API price?
Kat Coder Pro V2 has pricing from 2 providers, ranging from $0.240/M to $75.00/M. iTokens has the lowest listed price.
What does the Kat Coder Pro V2 API pricing table include?
The Kat Coder Pro V2 API pricing table compares 2 providers by input price, output price, free tier status, speed, first-token latency, and recent health data when available.
Which provider has the cheapest Kat Coder Pro V2 API pricing?
iTokens currently has the lowest listed Kat Coder Pro V2 price at $0.240/M across 2 providers.
Can I compare Kat Coder Pro V2 API price and speed together?
Yes. LMSpeed shows Kat Coder Pro V2 API price, output speed, first-token latency, and provider health on the same page so you can compare cost and performance together.
Is Kat Coder Pro V2 API free?
Kat Coder Pro V2 does not currently have a free API tier on LMSpeed. All 2 providers charge per token.

Also known as

kat-coder-pro-v2kuaishou/kat-coder-pro-v2kwaipilot/kat-coder-pro-v2streamlake/kat-coder-pro-v2

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

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