Mercury 2.5
| Released | 2026-09-08 |
|---|---|
| Price per 1M | $0.20 in · $0.75 out |
| Overall score | 45.4 · rank 154 |
| Context window | 260,000 tokens |
| Provider | Inception |
| Weights | Proprietary |
Scores
| Dimension | Score | Rank | Benchmarks |
|---|---|---|---|
| Overall: Balanced | 45.4 | 154 | 12 |
| Overall: Coding | 45.6 | 148 | 10 |
| Overall: Reasoning | 43.0 | 171 | 3 |
| Overall: Agentic work | 48.9 | 121 | 9 |
| Overall: Frontend | 39.8 | 172 | 3 |
| Coding | 46.8 | 140 | 2 |
| Agents | 51.8 | 96 | 6 |
| Reasoning | 40.8 | 189 | 1 |
| Math | 50.3 | 110 | 1 |
| Knowledge | 35.4 | 153 | 1 |
| Frontend | 36.3 | 119 | 1 |
| Value vs price | +0.8 | 114 |
Configurations
| Configuration | Balanced | Benchmarks |
|---|---|---|
| Unspecified setting | 44.6 ±4.3 | 3 |
| High | 47.0 ±2.8 | 10 |
Evidence
Coding 46.8 ±3.1
Agents 51.8 ±3.7
| Benchmark | Result | Source | Date |
|---|---|---|---|
| Terminal-Bench 4.0 (Vals run) | 0.0% | Vals AI | 2026-11-09 |
| Terminal-Bench-Science | 0.0% | Vals AI | 2026-11-09 |
| Terminal-Bench 2.1 (Vals run) | 34.5% | Vals AI | 2026-10-01 |
| Tax Agent Bench | 2.5% | Vals AI | 2026-11-09 |
| SkillsBench | 18.1% | Vals AI | 2026-10-29 |
| CyberBench v1.1 | 45.5% | Vals AI | 2026-11-05 |
Reasoning 40.8 ±5.3
Math 50.3 ±2.9
| Benchmark | Result | Source | Date |
|---|---|---|---|
| ProofBench v1.1 | 3.0% | Vals AI | 2026-11-09 |
| ProofBench | 3.0% | Epoch AI | 2026-11-11 |
Knowledge 35.4 ±6.5
| Benchmark | Result | Source | Date |
|---|---|---|---|
| Legal Research Bench | 4.3% | Vals AI | 2026-11-09 |
Frontend 36.3 ±0.8
| Benchmark | Result | Source | Date |
|---|---|---|---|
| Vibe Code Bench v1.1 | 3.7% | Vals AI | 2026-11-09 |
Names matched to this model
mercury-2-5