Model comparison
Grok 4.20 Multi-Agent vs Inkling-Small
Grok 4.20 Multi-Agent and Inkling-Small score almost the same on the Noometry Index (46.2 vs 46.5), so choose on price, context window or the category you care about most.
Last verified . 18 shared benchmarks.
Summary
- They share 18 benchmarks with published results for both. Grok 4.20 Multi-Agent scores higher in 6 categories and Inkling-Small in 3 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Inkling-Small leads 48.2 to 40.4.
- Inkling-Small is cheaper at $0.45 / $1.20 per million input/output tokens, against $1.25 / $2.50 for Grok 4.20 Multi-Agent.
- Grok 4.20 Multi-Agent accepts more context: 1M tokens versus 524K.
- Inkling-Small has downloadable open weights; the other is API-only.
Side by side
| Grok 4.20 Multi-Agent | Inkling-Small | |
|---|---|---|
| Provider | xAI | Thinking Machines Lab |
| Noometry Index | 46.2 | 46.5 |
| Released | 2026-03-09 | 2026-07-15 |
| Weights | Proprietary | Open |
| Context window | 1M | 524K |
| Max output | 30K | 1.05M |
| Input $ / M tokens | $1.25 | $0.45 |
| Output $ / M tokens | $2.50 | $1.20 |
| Results tracked | 20 | 33 |
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Category by category
Coding Too close to call
Grok 4.20 Multi-Agent: 43.0 (#92), Inkling-Small: 43.6 (#85)
| Benchmark | Grok 4.20 Multi-Agent | Inkling-Small |
|---|---|---|
| LMArena Coding | 1457 | 1451 |
| LMArena WebDev | — | 1409 |
| SciCode | — | 48.7% |
Agentic & Tool Use Not comparable
Grok 4.20 Multi-Agent: —, Inkling-Small: —
| Benchmark | Grok 4.20 Multi-Agent | Inkling-Small |
|---|---|---|
| LMArena Search | 1204 | — |
Reasoning Grok 4.20 Multi-Agent leads
Grok 4.20 Multi-Agent: 43.9 (#48), Inkling-Small: 38.6 (#63)
| Benchmark | Grok 4.20 Multi-Agent | Inkling-Small |
|---|---|---|
| LMArena Hard Prompts | 1448 | 1423 |
| ARC-AGI-2 | — | 40.1% |
| NYT Connections (extended) | 89.6% | — |
| ARC-AGI-1 | — | 84% |
| CritPt | — | 8.3% |
| Chess Puzzles | — | 18% |
| Mystery Game Puzzles | — | 6% |
| Epoch Capabilities Index | — | 150.15 |
Math Inkling-Small leads
Grok 4.20 Multi-Agent: 39.4 (#104), Inkling-Small: 45.1 (#77)
| Benchmark | Grok 4.20 Multi-Agent | Inkling-Small |
|---|---|---|
| LMArena Math | 1442 | 1459 |
| FrontierMath (Tiers 1-3) | — | 46.3% |
| FrontierMath Tier 4 | — | 17.1% |
| OTIS Mock AIME 2024-2025 | — | 90% |
| ProofBench | — | 6% |
Knowledge Inkling-Small leads
Grok 4.20 Multi-Agent: 40.4 (#119), Inkling-Small: 48.2 (#77)
| Benchmark | Grok 4.20 Multi-Agent | Inkling-Small |
|---|---|---|
| LMArena Expert | 1445 | 1442 |
| GPQA Diamond | — | 88.5% |
| SimpleQA Verified | — | 19.1% |
Multimodal Grok 4.20 Multi-Agent leads
Grok 4.20 Multi-Agent: 40.5 (#48), Inkling-Small: 39.1 (#62)
| Benchmark | Grok 4.20 Multi-Agent | Inkling-Small |
|---|---|---|
| LMArena Vision | 1259 | 1235 |
Multilingual Grok 4.20 Multi-Agent leads
Grok 4.20 Multi-Agent: 54.4 (#43), Inkling-Small: 51.7 (#104)
| Benchmark | Grok 4.20 Multi-Agent | Inkling-Small |
|---|---|---|
| LMArena Non-English | 1440 | 1402 |
| LMArena Chinese | 1475 | 1465 |
| LMArena French | 1466 | 1436 |
| LMArena German | 1456 | 1405 |
| LMArena Japanese | 1405 | 1405 |
| LMArena Korean | 1416 | 1363 |
| LMArena Russian | 1457 | 1391 |
| LMArena Spanish | 1447 | 1428 |
Instruction Following Grok 4.20 Multi-Agent leads
Grok 4.20 Multi-Agent: 74.8 (#84), Inkling-Small: 73.8 (#114)
| Benchmark | Grok 4.20 Multi-Agent | Inkling-Small |
|---|---|---|
| LMArena Instruction Following | 1420 | 1399 |
Long Context Too close to call
Grok 4.20 Multi-Agent: 43.7 (#88), Inkling-Small: 42.7 (#118)
| Benchmark | Grok 4.20 Multi-Agent | Inkling-Small |
|---|---|---|
| LMArena Longer Query | 1431 | 1401 |
Writing & Preference Grok 4.20 Multi-Agent leads
Grok 4.20 Multi-Agent: 64.0 (#59), Inkling-Small: 59.6 (#107)
| Benchmark | Grok 4.20 Multi-Agent | Inkling-Small |
|---|---|---|
| LMArena Text | 1450 | 1414 |
| LMArena Creative Writing | 1436 | 1331 |
| LMArena Multi-Turn | 1452 | 1418 |
| EQ-Bench Creative Writing | — | 1491 |
Frequently asked questions
Is Grok 4.20 Multi-Agent better than Inkling-Small?
Grok 4.20 Multi-Agent and Inkling-Small score almost the same on the Noometry Index (46.2 vs 46.5), so choose on price, context window or the category you care about most.
Which is cheaper, Grok 4.20 Multi-Agent or Inkling-Small?
Inkling-Small is cheaper. It lists at $0.45 per million input tokens and $1.20 per million output tokens; Grok 4.20 Multi-Agent lists at $1.25 and $2.50.
Is Grok 4.20 Multi-Agent or Inkling-Small better for coding?
They score almost the same on coding (43.0 vs 43.6); test both on your own repository before choosing.
Which has the bigger context window?
Grok 4.20 Multi-Agent does, with 1M tokens against 524K.
How many benchmarks do Grok 4.20 Multi-Agent and Inkling-Small share?
18 benchmarks have published results for both models. Grok 4.20 Multi-Agent has 20 scored results on Noometry and Inkling-Small has 33.