Claude 2.1 API Benchmarks, Pricing & Provider Data
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Claude 2.1 benchmark, API pricing, and provider data cover 3 API providers, with prices starting at $8.00/M. Claude 2.1 free API options are available from 1 provider.
Anthropic Claude 2.1 is a language model in the Claude series, offering general-purpose reasoning, code generation, and multimodal capabilities.
Category Performance
Observed-capability estimates with uncertainty reported separately from independent benchmark families.
- Coverage
- 3 / 8
- Methodology
- V3.0
#1Math38.5Estimated2/4 Measured dimensions
#2Reasoning34.7Estimated2/4 Measured dimensions
#3Coding33.5Provisional1/4 Measured dimensions
Specifications
Rankings
Excels at
Detailed scores
Updated: Sep 1, 2026Agents
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No data80% interval30.8–69.20/4 Measured dimensions
Agents
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Coding
V3.0undefined metric} other undefined metrics}} · Provisional
Score33.580% interval19.6–47.41/4 Measured dimensionsLiveCodeBench19.5%#104 / 115SciCode18.4%#199 / 206
Coding
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Reasoning
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Score34.780% interval23.6–45.82/4 Measured dimensionsMMLU-Pro49.5%#124 / 129GPQA31.9%#210 / 213
Reasoning
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Knowledge
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No data80% interval30.8–69.20/4 Measured dimensions
Knowledge
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Math
V3.0undefined metric} other undefined metrics}} · Estimated
Score38.580% interval26.6–50.32/4 Measured dimensionsAIME3.3%#62 / 68MATH-50037.4%#73 / 73
Math
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Multilingual
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No data80% interval30.8–69.20/4 Measured dimensions
Multilingual
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Multimodal
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No data80% interval30.8–69.20/4 Measured dimensions
Multimodal
V3.0undefined metric} other undefined metrics}} · No data
Instruction following
V3.0undefined metric} other undefined metrics}} · No data
No data80% interval30.8–69.20/4 Measured dimensions
Instruction following
V3.0undefined metric} other undefined metrics}} · No data
Pricing Comparison
Compare Claude 2.1 API pricing across 2 providers. Prices range from $8.00/M to $9.60/M. IXIOCCAPI offers the lowest rate at $8.00/M. 1 provider offers free API credits or a free tier.
Alternatives & Similar Models
Claude Sonnet 4
claude-sonnet-4
Anthropic Claude Sonnet 4 balances speed and intelligence for coding, analysis, and enterprise automation, with strong instruction following and long-context performance.
Claude 2.0
claude-2-0
Anthropic Claude 2.0 introduced stronger reasoning and safer long-form generation for early production Claude deployments.
GPT-5.4
gpt-5-4
OpenAI GPT-5.4 extends the GPT-5 family with stronger instruction following, deeper tool use, and improved performance on coding, math, and long-document analysis.
GPT-5.3 Codex
gpt-5-3-codex
OpenAI GPT-5.3 Codex is a code-specialized variant in the GPT-5 series, optimized for code generation, debugging, and software development tasks.
GPT-5.2
gpt-5-2
OpenAI GPT-5.2 is a GPT-5 series model emphasizing advanced reasoning, multimodal understanding, and high-quality outputs for complex enterprise workloads.
Claude Opus 4.6
claude-opus-4-6
Anthropic Claude Opus 4.6 is the most capable Claude Opus tier, optimized for complex analysis, long-horizon coding, and high-stakes enterprise reasoning workloads.
Frequently Asked Questions
- What benchmark data does Claude 2.1 include?
- LMSpeed shows Claude 2.1 benchmark context, API price, output speed, first-token latency, and provider data across 3 providers when those signals are available.
- What is the Claude 2.1 API price?
- Claude 2.1 has pricing from 3 providers, ranging from $8.00/M to $9.60/M. IXIOCCAPI has the lowest listed price.
- What does the Claude 2.1 API pricing table include?
- The Claude 2.1 API pricing table compares 3 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 2.1 API pricing?
- IXIOCCAPI currently has the lowest listed Claude 2.1 price at $8.00/M across 3 providers.
- Is Claude 2.1 API free?
- Yes, Claude 2.1 free API options are available through 1 providerundefined other undefined} on LMSpeed, including 兔子API. These providers offer free API credits or a free tier with no per-token charges.
- Where can I get Claude 2.1 free API access?
- LMSpeed currently lists 1 free API providerundefined other undefined} for Claude 2.1: 兔子API. Check each provider row before using it because free tier limits can change.