Grok 4.7 vs GPT-6.1 Sol API pricing
Grok 4.7 is cheaper on every example workload below. Prices last checked 2026-10-13.
| Grok 4.7 (xAI) | GPT-6.1 Sol (OpenAI) | |
|---|---|---|
| Input $/1M tokens | $2.0 | $2.0 |
| Output $/1M tokens | $6.0 | $10.0 |
| Context | 500000 | — |
| Our tier (1–4) | 3 | 3 |
Example monthly bills
| Workload | Grok 4.7 | GPT-6.1 Sol | Cheaper |
|---|---|---|---|
| Chat / Q&A 10M in / 2M out per month | $32.00 | $40.00 | Grok 4.7 saves $8.00/mo (20%) |
| Coding 20M in / 5M out per month | $70.00 | $90.00 | Grok 4.7 saves $20.00/mo (22%) |
| Output-heavy (reasoning, long answers) 10M in / 10M out per month | $80.00 | $120.00 | Grok 4.7 saves $40.00/mo (33%) |
Fine print
- Grok 4.7: <200K prompt; ≥200K $4/$12
- GPT-6.1 Sol: ≤272K input; long context $4/$15
Cost only, not quality. “Tier” is our rough capability judgment, not a benchmark, and different tokenizers count the same text differently. Reasoning models may bill extra thinking tokens as output. Official sources: xAI, OpenAI.
See all models on the full price table, the xAI and OpenAI pricing pages, or try the savings calculator with your own numbers.