Compare / head-to-head
Claude Opus 4.6vs
Inkling
Claude Opus 4.6 leads 17 of 23 shared benchmarks. Inkling is 5.9x cheaper per token. Both offer a 1M-token context window.
Benchmarks from cited public sources; pricing from official pages; status from official provider feeds.
Shared benchmarks
17 – 6
Claude Opus 4.6 leads
Cheaper per token
Inkling
5.9x cheaper, input + output
Larger context
Tie
both 1M tokens
Providers
2 providers
Anthropic · Thinking Machines Lab
Claude Opus 4.6
Anthropic · released 2026-02-05
textvision
Quality
Benchmark matrix
23 shared · 15 only Claude Opus 4.6 · 15 only Inkling| Benchmark | Claude Opus 4.6 | Inkling | Δ | Edge |
|---|---|---|---|---|
| Reported by both · 23 | ||||
| SWE-bench Verified | 80.8% ↗ | 77.6% ↗ | +3.2 pt | Claude Opus 4.6 |
| GPQA Diamond | 91.3% ↗ | 88.3% ↗epoch run | +3 pt | Claude Opus 4.6 |
| AIME 2026 | 96.7% ↗matharena | 97.1% ↗ | -0.4 pt | Inkling |
| LMArena Elo | 1497.5 ↗ | 1441.4 ↗ | +56.1 | Claude Opus 4.6 |
| APEX-Agents (Mercor) | 46.3% ↗ | 33.8% ↗ | +12.5 pt | Claude Opus 4.6 |
| Chess Puzzles (Epoch AI run) | 17% ↗epoch run | 21% ↗epoch run | -4 pt | Inkling |
| FrontierMath Tier 4 v2 (Epoch AI run) | 26.8% ↗epoch run | 4.9% ↗epoch run | +21.9 pt | Claude Opus 4.6 |
| FrontierMath Tiers 1-3 v2 (Epoch AI run) | 66% ↗epoch run | 33.3% ↗epoch run | +32.7 pt | Claude Opus 4.6 |
| LiveBench Agentic Coding (LiveBench) | 49% ↗ | 49.4% ↗ | -0.4 pt | Inkling |
| LiveBench Coding (LiveBench) | 78.2% ↗ | 71% ↗ | +7.2 pt | Claude Opus 4.6 |
| LiveBench Data Analysis (LiveBench) | 69.9% ↗ | 72.8% ↗ | -2.9 pt | Inkling |
| LiveBench Instruction Following (LiveBench) | 63.3% ↗ | 70.1% ↗ | -6.8 pt | Inkling |
| LiveBench Language (LiveBench) | 83.3% ↗ | 73.5% ↗ | +9.8 pt | Claude Opus 4.6 |
| LiveBench Mathematics (LiveBench) | 89.3% ↗ | 88.4% ↗ | +0.9 pt | Claude Opus 4.6 |
| LiveBench Reasoning (LiveBench) | 88.7% ↗ | 78.3% ↗ | +10.4 pt | Claude Opus 4.6 |
| LMArena WebDev (LMArena) | 1545.9 ↗ | 1412.6 ↗ | +133.3 | Claude Opus 4.6 |
| MCP Atlas | 59.5% ↗ | 76% ↗ | -16.5 pt | Inkling |
| OTIS Mock AIME 2024-2025 (Epoch AI run) | 94.4% ↗epoch run | 88.9% ↗epoch run | +5.5 pt | Claude Opus 4.6 |
| SAGE (Vals AI) | 51.6% ↗ | 36.6% ↗ | +15 pt | Claude Opus 4.6 |
| SimpleBench (SimpleBench) | 67.6% ↗ | 50% ↗ | +17.6 pt | Claude Opus 4.6 |
| SimpleQA Verified | 47% ↗epoch run | 43.9% ↗ | +3.1 pt | Claude Opus 4.6 |
| tau2-bench Banking Knowledge (Sierra) | 27.3% ↗ | 25% ↗ | +2.3 pt | Claude Opus 4.6 |
| WeirdML (Håvard Tveit Ihle) | 78% ↗ | 32.3% ↗ | +45.7 pt | Claude Opus 4.6 |
| Only Claude Opus 4.6 reports · 15 | ||||
| ARC-AGI-2 (Verified) | 68.8% ↗ | not reported | — | — |
| EBR-bench (Epoch AI run) | 12.7% ↗epoch run | not reported | — | — |
| Furniture Assembly (Epoch AI run) | 28.3% ↗epoch run | not reported | — | — |
| GSO Opt@1 (GSO) | 37.3% ↗ | not reported | — | — |
| LMArena Vision (LMArena) | 1299.4 ↗ | not reported | — | — |
| MMMLU | 91.1% ↗ | not reported | — | — |
| MMMU-Pro (no tools) | 73.9% ↗ | not reported | — | — |
| MMMU-Pro (with tools) | 77.3% ↗ | not reported | — | — |
| Mystery Game Puzzles (Epoch AI run) | 25% ↗epoch run | not reported | — | — |
| OSWorld-Verified | 72.7% ↗ | not reported | — | — |
| SWE-bench Verified (Epoch AI run) | 78.7% ↗epoch run | not reported | — | — |
| Tau2-bench Retail | 91.9% ↗ | not reported | — | — |
| Tau2-bench Telecom | 99.3% ↗ | not reported | — | — |
| Terminal-Bench 2.0 | 65.4% ↗ | not reported | — | — |
| Vending-Bench 2 (Andon Labs) | 8017.59 ↗ | not reported | — | — |
| Only Inkling reports · 15 | ||||
| Audio MC | not reported | 56.6% ↗ | — | — |
| BrowseComp (w/ ctx management) | not reported | 77.1% ↗ | — | — |
| CharXiv RQ | not reported | 78.1% ↗ | — | — |
| CharXiv RQ (with python) | not reported | 82% ↗ | — | — |
| FrontierSWE V2 (Proximal Labs) | not reported | 4.1% ↗ | — | — |
| Global-MMLU-Lite | not reported | 88.7% ↗ | — | — |
| IFBench | not reported | 79.8% ↗ | — | — |
| LMArena Agent (LMArena) | not reported | -0.1086 ↗ | — | — |
| MMAU | not reported | 77.2% ↗ | — | — |
| SWE-bench Pro (public) | not reported | 54.3% ↗ | — | — |
| Terminal-Bench 2.1 (best harness) | not reported | 63.8% ↗ | — | — |
| Terminal-Bench 4.0 (Vals AI) | not reported | 0.5% ↗ | — | — |
| Toolathlon Verified | not reported | 45.5% ↗ | — | — |
| Toolathlon-Verified (HKUST) | not reported | 45.5% ↗ | — | — |
| VoiceBench | not reported | 91.4% ↗ | — | — |
Scores tagged "epoch" or "matharena" are independent runs, used only where the lab has not published its own; ⚠ marks rows MathArena flags as released after the competition. Higher is better on every row. Δ is Claude Opus 4.6 minus Inkling in the benchmark's own unit. "Not reported" means the lab has not published that figure; it is not a zero. ↗ opens the source.
Specs & pricing
Side by side
Official pricing pages and model cards| Spec | Claude Opus 4.6 | Inkling | Edge |
|---|---|---|---|
| Context window | 1M tokens | 1M tokens | Tie |
| Max output | 128K tokens | — | — |
| Input price / 1M | $5 ↗ | $1 ↗ | Inkling |
| Output price / 1M | $25 ↗ | $4.05 ↗ | Inkling |
| Cached input / 1M | $0.5 ↗ | $0.17 ↗ | Inkling |
| Input + output / 1M Lower is cheaper. List prices; batch, tool and regional fees excluded. | $30 | $5.05 | Inkling |
| Modalities | text · vision | text · vision · audio | Inkling |
| Released | 2026-02-05 | 2026-07-15 | — |
| Cited benchmark scores | 46 | 39 | — |
Reliability
Provider status
Live from /statusMore matchups
Claude Opus 4.6 vs …
Models sharing the most benchmarksMore matchups
Inkling vs …
Models sharing the most benchmarksBuilt by Respan
Which one wins on your data?
Public benchmarks are a starting point. Run Claude Opus 4.6 and Inkling on your own prompts with Respan evals, or route to either through one gateway key with automatic failover.