API cost decision in 10 seconds

GLM 5 vs Mistral Small 4

Pick Mistral Small 4 when budget and context both matter.

Page updated: 2026-05-26T15:08:08Z Data confirmed: 2026-05-26T19:08:13Z Prices normalized to USD per 1M tokens Sample workload: 1M input + 500K output

Budget verdict

Pick Mistral Small 4 when budget and context both matter.

On the standard 1M input plus 500K output workload, Mistral Small 4 is estimated at $0.45 vs $1.56 for GLM 5, saving $1.11 (71.2% lower).

Cost-first pickMistral Small 4

Context-first pickMistral Small 4

Sample savings$1.1171.2%

10x traffic gap$11.1

Mistral Small 4 is cheaper on the standard workload and also has the larger context window. At 10x that traffic, the same price gap is about $11.1. Use the calculator below to replace the sample workload with your own token volume.

Cost sensitivity

Workload Sensitivity

Same prices, different token mixes.

Mistral Small 4 stays cheaper across input-heavy, balanced, and output-heavy sample workloads.

Workload shape	Token mix	Better pick	GLM 5	Mistral Small 4
Input-heavy / RAG	5M input + 500K output	Mistral Small 4	$3.96	$1.05
Balanced workload	1M input + 1M output	Mistral Small 4	$2.52	$0.75
Output-heavy chatbot	1M input + 5M output	Mistral Small 4	$10.2	$3.15

Cheaper input Mistral Small 4 $0.6 vs $0.15 / 1M

Mistral Small 4 is $0.45 cheaper per 1M input tokens (75% lower; 4x difference).

Cheaper output Mistral Small 4 $1.92 vs $0.6 / 1M

Mistral Small 4 is $1.32 cheaper per 1M output tokens (68.7% lower; 3.2x difference).

Larger context Mistral Small 4 202.75K vs 262.14K

Mistral Small 4 has 59.39K more context (1.29x larger).

Sample workload Mistral Small 4 $1.56 vs $0.45

Mistral Small 4 is $1.11 cheaper on the standard workload (71.2% lower).

Estimate your workload cost

Your Workload Cost

Prices are normalized to USD per 1M tokens.

Monthly input tokens Monthly output tokens

GLM 5 Calculating… Estimated API cost

Mistral Small 4 Calculating… Estimated API cost

Cheaper for this workload Calculating… Difference: calculating…

This estimate uses normalized public API pricing per 1M tokens. It is a planning aid, not a billing quote. Verify provider pricing, limits, and terms before production use.

Quick Decision

Verdict

Mistral Small 4 has the lower input price; Mistral Small 4 has the lower output price; Mistral Small 4 offers the larger context window. For the 1M input plus 500K output sample, Mistral Small 4 is cheaper for the standard workload.

For a 1M input token plus 500K output token workload, the estimated API cost is $1.56 for GLM 5 and $0.45 for Mistral Small 4.

Best Fit

Choose GLM 5 when its provider, model quality, latency, or availability is more important than the numeric price/context winner.

Choose Mistral Small 4 when you care most about lower input-token price, lower output-token price, and larger context window.

Decision Notes

On the standard 1M input plus 500K output workload, Mistral Small 4 is estimated at $0.45 vs $1.56 for GLM 5, saving $1.11 (71.2% lower).
Mistral Small 4 is $1.11 cheaper on the standard workload (71.2% lower).
Mistral Small 4 is $0.45 cheaper per 1M input tokens (75% lower; 4x difference).
Mistral Small 4 is $1.32 cheaper per 1M output tokens (68.7% lower; 3.2x difference).
Mistral Small 4 has 59.39K more context (1.29x larger).

Head-to-Head Specs

Feature	GLM 5 (Z.ai)	Mistral Small 4 (Mistral)
Input Price prompt tokens per 1M	$0.6	$0.15
Completion Price per 1M tokens	$1.92	$0.6
Sample Workload Cost 1M input + 500K output	$1.56	$0.45
Context Window	202.75K	262.14K
Release Date	2026-02-11	2026-03-16
Popularity	#38	#82

Use-Case Decision Matrix

Use case	Better pick	Why
Budget-constrained production	Mistral Small 4	On the standard 1M input plus 500K output workload, Mistral Small 4 is estimated at $0.45 vs $1.56 for GLM 5, saving $1.11 (71.2% lower).
High-volume input processing	Mistral Small 4	Lower prompt-token price matters most when prompts, retrieved passages, or documents dominate the bill.
Long responses and chatbots	Mistral Small 4	Lower output-token price matters most when assistants generate many completion tokens.
RAG or long-document work	Mistral Small 4	A larger context window leaves more room for retrieved passages, conversation history, or source files.

Related Alternatives

Same-provider lower-cost swaps

GLM 4.5 Air (free) can replace GLM 5 when lower sample workload cost matters most: $0.
GLM 4 32B can replace GLM 5 when lower sample workload cost matters most: $0.15.
GLM 4.7 Flash can replace GLM 5 when lower sample workload cost matters most: $0.26.
GLM 4.5 Air can replace GLM 5 when lower sample workload cost matters most: $0.54.

Larger context near this budget

Llama 4 Scout offers 10M context with $0.23 sample workload cost.
Owl Alpha offers 1.05M context with $0 sample workload cost.
DeepSeek V4 Flash offers 1.05M context with $0.2 sample workload cost.
DeepSeek V4 Pro offers 1.05M context with $0.87 sample workload cost.

Popular competitors

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Hy3 preview · Tencent · #2
Claude Opus 4.7 · Anthropic · #3
Claude Sonnet 4.6 · Anthropic · #4

Cheaper alternatives

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Larger context alternatives

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Provider catalogs

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Z.ai catalog

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Mistral catalog

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GLM 5

GLM-5 is Z.ai’s flagship open-source foundation model engineered for complex systems design and long-horizon agent workflows. Built for expert developers, it delivers production-grade performance on large-scale programming tasks, rivaling leading...

Mistral Small 4

Mistral Small 4 is the next major release in the Mistral Small family, unifying the capabilities of several flagship Mistral models into a single system. It combines strong reasoning from...