Inkling vs Grok 4.3
At a Glance
| Compare | InklingThinking Machines Lab | Grok 4.3xAI |
|---|---|---|
| Intelligence, Cost, and Efficiency | ||
| IntelligenceHigher is better · MM Intelligence v2.5 | #34 of 4645.4 score · 3/3 sources · complete | #40 of 4616.6 score · 2/3 sources · provisional · missing ARC-AGI-2 · full-core range 11.1–44.4 |
| CostLower is better · Published-token output estimate | #18 of 44$0.090 per LiveBench case | #7 of 44$0.028 per LiveBench case |
| EfficiencyHigher is better · MM Efficiency v1.5 | #28 of 3848.1 score · 3/3 sources · complete | #33 of 3846.0 score · 2/3 sources · provisional · missing ARC-AGI-2 · full-core range 43.3–59.9 |
| Pricing and Limits | ||
| Input priceFrom · USD / 1M tokens | $0.95Deepinfra ↗ · Sep 21, 2026 | $1.25Xai ↗ · Sep 3, 2026 |
| Output priceFrom · USD / 1M tokens | $4.05Deepinfra ↗ · Sep 21, 2026 | $2.50Xai ↗ · Sep 3, 2026 |
| Context windowMaximum documented tokens | 1,049K | 1,000K |
| Model facts checked | Sep 3, 2026View model evidence → | Sep 3, 2026View model evidence → |
Token prices are the lowest available sourced USD rates; input and output may use different providers. Cost ranking estimates output spend on LiveBench, not a full request bill. Ranking methodology →
Available Benchmarks
| Benchmark | Inkling | Grok 4.3 |
|---|---|---|
| LMArena Text Arenatext-2026-09-13-d25aabda0010 · arena_rating · leader | 1,439.68100% of row best · rating · inkling; 95% CI [1434.76600975, 1444.58550789]; votes 25922; rank 67 | 1,397.7397% of row best · rating · grok-4.3; 95% CI [1394.01930088, 1401.44639527]; votes 66801; rank 145 |
| LiveBench2026-06-25 · overall · leader | 76.47100% of row best · percent · inkling-xhigh · 22,213 output tokens / case | 69.2791% of row best · percent · grok-4.3 · 11,184 output tokens / case |
| ToneBench2026-09-11-10-task-4ef099199c9c · overall_score · unverified | 79.41100% of row best · points · Inkling · 5,785 output tokens / case | 74.9194% of row best · points · Grok 4.3 (high) · 5,154 output tokens / case |
| Overall ResultCounted from the protocol-matched rows above | 2 benchmark winsOverall lead | 0 benchmark wins |
Third-party benchmark Only like-for-like primary-publisher results are shown; raw scores, relative scores, configuration, and token spend remain visible.
Side-by-Side Facts
| Field | Inkling | Grok 4.3 |
|---|---|---|
| Developer | Thinking Machines Lab | xAI |
| Family | Inkling | Grok 4 |
| Model | Inkling | Grok 4.3 |
| Version | Inkling | Grok 4.3 |
| Lifecycle | active | active |
| Released | 2026-07-15 | 2026-06-17 |
| Knowledge cutoff | Unknown | Unknown |
| Input modalities | Text, Image, Video, Audio | Text, Image |
| Output modalities | Text | Text |
| Context window | 1,049K | 1,000K |
| Total parameters | 975B | Unknown |
| Active parameters | 41B | Unknown |
| License | apache-2.0 | Unknown |
| Open weights | Yes | No |
| API available | Yes | Yes |
| Self-hostable | Yes | No |
| Provider access | Deepinfra (Standard), Fireworks Ai (Standard), Openrouter (Standard), Together Ai (Standard) | Xai (Standard) |
| Capabilities | agents, chat, coding, generation, reasoning, tools, vision | chat, generation, reasoning, structured_outputs, tools |
Inkling Capabilities
Grok 4.3 Capabilities
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Primary Evidence
Sources and Freshness
Questions
Inkling vs Grok 4.3 FAQs
Is Inkling or Grok 4.3 better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both Inkling and Grok 4.3, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, Inkling or Grok 4.3?+
Inkling is $0.95 and Grok 4.3 is $1.25 per million tokens, so Inkling is cheaper on this metric. Inkling is $4.05 and Grok 4.3 is $2.50 per million tokens, so Grok 4.3 is cheaper on this metric.
Which has a larger context window, Inkling or Grok 4.3?+
Inkling has the larger sourced context window. Inkling supports 1,049K and Grok 4.3 supports 1,000K.
Which performs better in benchmarks, Inkling or Grok 4.3?+
Inkling leads the current overall benchmark count. The result uses 2 protocol-matched benchmarks from 2 publishers; it is not a universal quality score.
Can Inkling or Grok 4.3 be self-hosted?+
Inkling is the only model in this pair currently marked as self-hostable. Inkling is open weight; Grok 4.3 is not marked open weight.
Can Inkling and Grok 4.3 understand images?+
Inkling is documented with image input; Grok 4.3 is documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, Inkling or Grok 4.3?+
Neither has a larger sourced maximum output. Inkling is — and Grok 4.3 is —.
Do Inkling and Grok 4.3 support reasoning and tool use?+
Inkling: reasoning, tool calling, and image input. Grok 4.3: reasoning, tool calling, and image input. Feature support does not establish relative quality.
Which is available from more inference providers, Inkling or Grok 4.3?+
Inkling has 4 sourced provider routes; Grok 4.3 has 1, so Inkling has broader tracked availability.
Which offers better value, Inkling or Grok 4.3?+
There is no universal value winner. Compare the input and output prices above with the matched benchmark result for your workload: cheaper tokens can be offset by different quality, token usage, latency, or provider availability.