GPT-6.1 Sol vs Mercury 3
Detailed technical comparison between GPT-6.1 Sol (OpenAI) and Mercury 3 (Inception AI). Review live API token pricing, context window capabilities, time-to-first-token latency, and verified benchmark scores side-by-side.
Comparison Snapshot
GPT-6.1 Sol
1,050,000 tokensTie
Equal CapabilityTie
Equal SpeedMercury 3
$0.10 / MTokGPT-6.1 Sol
GPT-6.1 Sol is an upgrade to GPT-6 Sol from OpenAI, positioned below the flagship GPT-6 Astra in the GPT-6 series. It is suited for agentic coding, computer use, document-heavy professional...
Mercury 3
Mercury 3 is a diffusion-based language model from Inception, and the lab's most capable model to date. It is suited for agentic workflows and real-time applications where latency compounds, such...
Technical Specifications
🏆 = Superior Spec| Specification | GPT-6.1 Sol | Mercury 3 |
|---|---|---|
| Provider | OpenAI | Inception AI |
| Context Window | 1,050,000 tokens🏆 | 1,000,000 tokens |
| Agent Suitability | Not yet benchmarked | Not yet benchmarked |
| Time to First Token (TTFT) | No public TTFT data | No public TTFT data |
| Deployment Model | managed api | managed api |
| Production Stability | Stable release | Not verified |
| API Available | Yes | Yes |
| Released Date | 2026-09-29 | 2026-10-16 |
API Pricing Comparison
Input Price per Million Tokens
GPT-6.1 Sol
$2.00
Mercury 3
$0.10
Output Price per Million Tokens
GPT-6.1 Sol
$10.00
Mercury 3
$0.35
💡 Cost Ratio: Mercury 3 is 20.0x cheaper per input token than GPT-6.1 Sol.
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.
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.
GPT-6.1 Sol Quirks & Gotchas
No developer gotchas reported.
Mercury 3 Quirks & Gotchas
No developer gotchas reported.
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