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GPT-6.1 Terra vs Grok 4.7

Detailed technical comparison between GPT-6.1 Terra (OpenAI) 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

GPT-6.1 Terra: 6 WinsvsGrok 4.7: 0 Wins
Context Leader

GPT-6.1 Terra

1,050,000 tokens
Agentic Tool-Calling

Tie

Equal Capability
Lowest Latency (TTFT)

Tie

Equal Speed
Input Price Leader

GPT-6.1 Terra

$1.00 / MTok
OpenAIactive

GPT-6.1 Terra

GPT-6.1 Terra is the mid-tier model in OpenAI's GPT-6.1 series, priced below GPT-6.1 Sol. It is suited for everyday agentic, coding, and writing work, is particularly strong at understanding screenshots...

View GPT-6.1 Terra 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
SpecificationGPT-6.1 TerraGrok 4.7
ProviderOpenAIxAI
Context Window1,050,000 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 StabilityNot verifiedNot verified
API AvailableYesYes
Released Date2026-10-262026-09-21

API Pricing Comparison

Input Price per Million Tokens

GPT-6.1 Terra

$1.00

Grok 4.7

$2.00

Output Price per Million Tokens

GPT-6.1 Terra

$5.00

Grok 4.7

$6.00

💡 Cost Ratio: GPT-6.1 Terra is 2.0x 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
79.8%vs79.2%+0.6% GPT-6.1 Terra
GPT-6.1 Terra 🏆
Grok 4.7
HumanEvalPython coding & logic synthesis
78.0%vs77.4%+0.6% GPT-6.1 Terra
GPT-6.1 Terra 🏆
Grok 4.7
MATHComplex mathematical problem solving
55.2%vs54.6%+0.6% GPT-6.1 Terra
GPT-6.1 Terra 🏆
Grok 4.7
GPQAGraduate-level expert reasoning
40.6%vs40.0%+0.6% GPT-6.1 Terra
GPT-6.1 Terra 🏆
Grok 4.7
HellaSwagCommonsense reasoning and inference
82.8%vs82.2%+0.6% GPT-6.1 Terra
GPT-6.1 Terra 🏆
Grok 4.7
MT-BenchMulti-turn conversation flow quality
8.5%vs8.5%+0.1% GPT-6.1 Terra
GPT-6.1 Terra 🏆
Grok 4.7

GPT-6.1 Terra Quirks & Gotchas

No developer gotchas reported.

Grok 4.7 Quirks & Gotchas

No developer gotchas reported.

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