Grok Build 0.1 vs GLM 5.3 Flash
At a Glance
| Compare |  GLM 5.3 FlashZ.ai | |
|---|---|---|
| Intelligence, Cost, and Efficiency | ||
| IntelligenceHigher is better · MM Intelligence v2.5 | UnrankedNot in the 46-model eligible cohort | #29 of 4654.6 score · 2/3 sources · provisional · missing ARC-AGI-2 · full-core range 36.4–69.8 |
| CostLower is better · Published-token output estimate | #1 of 44$0.0020 per LiveBench case | #2 of 44$0.0087 per LiveBench case |
| EfficiencyHigher is better · MM Efficiency v1.5 | UnrankedNot in the 38-model eligible cohort | #1 of 3877.3 score · 2/3 sources · provisional · missing ARC-AGI-2 · full-core range 68.2–84.9 |
| Pricing and Limits | ||
| Input priceFrom · USD / 1M tokens | $1.00Xai ↗ · Sep 3, 2026 | $0.075Z.ai ↗ · Aug 29, 2026 |
| Output priceFrom · USD / 1M tokens | $2.00Xai ↗ · Sep 3, 2026 | $0.25Z.ai ↗ · Aug 29, 2026 |
| Context windowMaximum documented tokens | 256K | 1,000K |
| Model facts checked | Sep 3, 2026View model evidence → | Sep 2, 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 | Grok Build 0.1 | GLM-5.3-Flash |
|---|---|---|
| LiveBench2026-06-25 · overall · leader | 71.0997% of row best · percent · grok-build-0.1 · 980 output tokens / case | 73.27100% of row best · percent · glm-5.3-flash · 34,707 output tokens / case |
| Overall ResultCounted from the protocol-matched rows above | 0 benchmark winsNo overall winner | 1 benchmark winNo overall winner |
Third-party benchmark Only like-for-like primary-publisher results are shown; raw scores, relative scores, configuration, and token spend remain visible.
Quality Versus Estimated Output Cost
Side-by-Side Facts
| Field | Grok Build 0.1 | GLM-5.3-Flash |
|---|---|---|
| Developer | xAI | Z.ai |
| Family | Grok Build | Glm 5 3 Flash |
| Model | Grok Build 0.1 | GLM-5.3-Flash |
| Version | Grok Build 0.1 | GLM-5.3-Flash |
| Lifecycle | preview | active |
| Released | 2026-05-29 | 2026-09-02 |
| Knowledge cutoff | Unknown | Unknown |
| Input modalities | Text, Image | Text, Image, Video, Document |
| Output modalities | Text | Text |
| Context window | 256K | 1,000K |
| Total parameters | Unknown | 320B |
| Active parameters | Unknown | 18B |
| License | Unknown | MIT |
| Open weights | No | Yes |
| API available | Yes | Yes |
| Self-hostable | No | Yes |
| Provider access | Xai (Standard) | Deepinfra (Standard), Fireworks Ai (Standard), Together Ai (Standard), Z.ai (Standard) |
| Capabilities | chat, generation, reasoning, structured_outputs, tools | agents, chat, computer-use, reasoning, structured_outputs, tools, vision |
Grok Build 0.1 Capabilities
GLM 5.3 Flash Capabilities
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Primary Evidence
Sources and Freshness
Questions
Grok Build 0.1 vs GLM 5.3 Flash FAQs
Is Grok Build 0.1 or GLM 5.3 Flash better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both Grok Build 0.1 and GLM 5.3 Flash, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, Grok Build 0.1 or GLM 5.3 Flash?+
Grok Build 0.1 is $1.00 and GLM 5.3 Flash is $0.075 per million tokens, so GLM 5.3 Flash is cheaper on this metric. Grok Build 0.1 is $2.00 and GLM 5.3 Flash is $0.25 per million tokens, so GLM 5.3 Flash is cheaper on this metric.
Which has a larger context window, Grok Build 0.1 or GLM 5.3 Flash?+
GLM 5.3 Flash has the larger sourced context window. Grok Build 0.1 supports 256K and GLM 5.3 Flash supports 1,000K.
Which performs better in benchmarks, Grok Build 0.1 or GLM 5.3 Flash?+
There is no overall benchmark winner: At least two independently verified, protocol-matched benchmarks are required for an overall winner.
Can Grok Build 0.1 or GLM 5.3 Flash be self-hosted?+
GLM 5.3 Flash is the only model in this pair currently marked as self-hostable. Grok Build 0.1 is not marked open weight; GLM 5.3 Flash is open weight.
Can Grok Build 0.1 and GLM 5.3 Flash understand images?+
Grok Build 0.1 is documented with image input; GLM 5.3 Flash is documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, Grok Build 0.1 or GLM 5.3 Flash?+
Neither has a larger sourced maximum output. Grok Build 0.1 is — and GLM 5.3 Flash is 131K.
Do Grok Build 0.1 and GLM 5.3 Flash support reasoning and tool use?+
Grok Build 0.1: reasoning, tool calling, and image input. GLM 5.3 Flash: reasoning, tool calling, and image input. Feature support does not establish relative quality.
Which is available from more inference providers, Grok Build 0.1 or GLM 5.3 Flash?+
Grok Build 0.1 has 1 sourced provider route; GLM 5.3 Flash has 4, so GLM 5.3 Flash has broader tracked availability.
Which offers better value, Grok Build 0.1 or GLM 5.3 Flash?+
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.