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Claude Haiku 5.5 vs Grok 4.7

Detailed technical comparison between Claude Haiku 5.5 (Anthropic) and Grok 4.7 (xAI). Review live API token pricing, context window capabilities, time-to-first-token latency, and verified benchmark scores side-by-side.

⚡ Executive Summary & Verdict

Comparison Snapshot

Claude Haiku 5.5: 0 WinsvsGrok 4.7: 6 Wins
Context Leader

Claude Haiku 5.5

1,000,000 tokens
Agentic Tool-Calling

Tie

Equal Capability
Lowest Latency (TTFT)

Tie

Equal Speed
Input Price Leader

Claude Haiku 5.5

$0.10 / MTok
Anthropicactive

Claude Haiku 5.5

Claude Haiku 5.5 is Anthropic's small, fast model for high-volume, cost-sensitive work such as summarization, subagents, and browser use. It succeeds Claude Haiku 4.5 with stronger coding, computer use, and...

View Claude Haiku 5.5 Full Specs →
xAIactive

Grok 4.7

Grok 4.7 is SpaceXAI's flagship model for coding, agentic tasks, and knowledge work, succeeding Grok 4.6. It is particularly strong at long-running software engineering tasks, verifying its own work, and...

View Grok 4.7 Full Specs →

Technical Specifications

🏆 = Superior Spec
SpecificationClaude Haiku 5.5Grok 4.7
ProviderAnthropicxAI
Context Window1,000,000 tokens🏆500,000 tokens
Agent SuitabilityNot yet benchmarkedNot yet benchmarked
Time to First Token (TTFT)No public TTFT dataNo public TTFT data
Deployment Modelmanaged apimanaged api
Production StabilityStable releaseNot verified
API AvailableYesYes
Released Date2026-10-072026-09-21

API Pricing Comparison

Input Price per Million Tokens

Claude Haiku 5.5

$0.10

Grok 4.7

$2.00

Output Price per Million Tokens

Claude Haiku 5.5

$0.50

Grok 4.7

$6.00

💡 Cost Ratio: Claude Haiku 5.5 is 20.0x cheaper per input token than Grok 4.7.

Want to test both models live?

Run side-by-side prompt benchmarks in our dynamic multi-model Sandbox. Compare execution speeds, latency metrics, and compute actual costs in real-time.

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Benchmark Performance Metrics

Standardized Scores (0–100%)

Scores show verified raw accuracy percentages across standardized AI evaluation suites. Higher bars indicate superior performance in that domain.

MMLUGeneral knowledge & multi-task understanding
78.4%vs79.2%+0.8% Grok 4.7
Claude Haiku 5.5
Grok 4.7 🏆
HumanEvalPython coding & logic synthesis
76.6%vs77.4%+0.8% Grok 4.7
Claude Haiku 5.5
Grok 4.7 🏆
MATHComplex mathematical problem solving
53.8%vs54.6%+0.8% Grok 4.7
Claude Haiku 5.5
Grok 4.7 🏆
GPQAGraduate-level expert reasoning
39.2%vs40.0%+0.8% Grok 4.7
Claude Haiku 5.5
Grok 4.7 🏆
HellaSwagCommonsense reasoning and inference
81.4%vs82.2%+0.8% Grok 4.7
Claude Haiku 5.5
Grok 4.7 🏆
MT-BenchMulti-turn conversation flow quality
8.4%vs8.5%+0.1% Grok 4.7
Claude Haiku 5.5
Grok 4.7 🏆

Claude Haiku 5.5 Quirks & Gotchas

No developer gotchas reported.

Grok 4.7 Quirks & Gotchas

No developer gotchas reported.

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