Compare Gemini 4 Argon from Google and GPT-6.1 Terra from OpenAI on key metrics including benchmarks, price, context length, and other model features. Access both models and hundreds of others through the OpenRouter API.
| Attribute | Gemini 4 Argon | GPT-6.1 Terra |
|---|---|---|
| Input price | $2/M tokens | $1/M tokens |
| Output price | $10/M tokens | $5/M tokens |
| Context window | 1,048,576 tokens | 1,050,000 tokens |
| Intelligence Index | 50.4 | 51.0 |
| Coding Index | Not available | Not available |
| Agentic Index | Not available | Not available |
| Latency (p50) | 4.58 s | 2.96 s |
| Throughput (p50) | 50.0 tok/s | 23.0 tok/s |
| Provided by | OpenAI | |
| Model page | Gemini 4 Argon model details, providers and pricing | GPT-6.1 Terra model details, providers and pricing |
Benchmark data updated
GPT-6.1 Terra has the longer context window at 1,050,000 tokens, compared with 1,048,576 tokens for Gemini 4 Argon.
Gemini 4 Argon is faster on OpenRouter, generating a median 50.0 tokens per second compared with 23.0 tokens per second for GPT-6.1 Terra.