LLM Reference

GLM-5 vs LFM2-24B-A2B

GLM-5 (2026) and LFM2-24B-A2B (2025) are frontier reasoning models from Zhipu AI and Liquid AI. GLM-5 ships a 200k-token context window, while LFM2-24B-A2B ships a 32k-token context window. On pricing, LFM2-24B-A2B costs $0.03/1M input tokens versus $0.60/1M for the alternative. This comparison covers specs, pricing, API access, capabilities, benchmarks, input and output token costs, and production fit for coding and agent workloads.

LFM2-24B-A2B is ~1900% cheaper at $0.03/1M; pay for GLM-5 only for reasoning depth.

Decision scorecard

Local evidence first
SignalGLM-5LFM2-24B-A2B
Best forreasoning-heavy apps, tool-calling agents, and provider-routed productiontool-calling agents
Decision fitCoding, RAG, and AgentsAgents, Classification, and JSON / Tool use
Context window200k32k
Cheapest output$2.08/1M tokens$0.12/1M tokens
Provider routes7 tracked1 tracked
Shared benchmarks0 rows0 rows

Decision tradeoffs

Choose GLM-5 when...
  • GLM-5 has the larger context window for long prompts, retrieval packs, or transcript analysis.
  • GLM-5 has broader tracked provider coverage for fallback and procurement flexibility.
  • GLM-5 uniquely exposes Reasoning in local model data.
  • Local decision data tags GLM-5 for Coding, RAG, and Agents.
Choose LFM2-24B-A2B when...
  • LFM2-24B-A2B has the lower cheapest tracked output price at $0.12/1M tokens.
  • Local decision data tags LFM2-24B-A2B for Agents, Classification, and JSON / Tool use.

Monthly cost at traffic

Estimate token spend from the cheapest tracked input and output route or tier on this page.

Lower estimate LFM2-24B-A2B

GLM-5

$1,000

Cheapest tracked route/tier: OpenRouter

LFM2-24B-A2B

$54.00

Cheapest tracked route/tier: OpenRouter

Estimated monthly gap: $946. Batch, cache, alternate speed tiers, and negotiated pricing are excluded from this local estimate.

Switch friction

GLM-5 -> LFM2-24B-A2B
  • Provider overlap exists on OpenRouter; start route-level A/B tests there.
  • LFM2-24B-A2B is $1.96/1M tokens lower on cheapest tracked output pricing before cache, batch, or negotiated discounts.
  • Check replacement coverage for Reasoning before moving production traffic.
LFM2-24B-A2B -> GLM-5
  • Provider overlap exists on OpenRouter; start route-level A/B tests there.
  • GLM-5 is $1.96/1M tokens higher on cheapest tracked output pricing, so quality gains need to justify the spend.
  • GLM-5 adds Reasoning in local capability data.

Specs

Specification
Released2026-02-112025-11-01
Context window200k32k
Parameters744B total, 40B active24B
Architecturemixture of expertsmoe
LicenseMITProprietary
Knowledge cutoff2025-11-

Pricing and availability

Pricing attributeGLM-5LFM2-24B-A2B
Input price$0.60/1M tokens$0.03/1M tokens
Output price$2.08/1M tokens$0.12/1M tokens
Providers

Capabilities

CapabilityGLM-5LFM2-24B-A2B
VisionNoNo
MultimodalNoNo
ReasoningYesNo
Function callingYesYes
Tool useYesYes
Structured outputsYesYes
Code executionNoNo
IDE integrationNoNo
Computer useNoNo
Parallel agentsNoNo

Benchmarks

No shared benchmark rows are currently sourced for this pair.

Deep dive

The capability footprint differs most on reasoning mode: GLM-5. Both models share function calling, tool use, and structured outputs, so the practical split is not just feature count. Use those differences to decide whether the page is about raw model quality, agentic coding support, multimodal ingestion, or predictable structured API behavior.

For cost, GLM-5 lists $0.60/1M input and $2.08/1M output tokens on the cheapest tracked provider, while LFM2-24B-A2B lists $0.03/1M input and $0.12/1M output tokens on the cheapest tracked provider. A 70/30 input-output blend puts LFM2-24B-A2B lower by about $0.99 per million blended tokens. Availability is 7 providers versus 1, so concentration risk also matters.

Choose GLM-5 when reasoning depth, larger context windows, and broader provider choice are central to the workload. Choose LFM2-24B-A2B when provider fit and lower input-token cost are more important. For production, rerun your own prompts through the exact provider, region, and tool stack you plan to ship. This keeps the decision grounded in measurable tradeoffs instead of brand-level assumptions. It also helps separate model capability from provider packaging, which can change cost and latency. For teams standardizing a stack, that distinction is often the difference between a benchmark win and a reliable deployment.

FAQ

Which has a larger context window, GLM-5 or LFM2-24B-A2B?

GLM-5 supports 200k tokens, while LFM2-24B-A2B supports 32k tokens. That gap matters most for long documents, large codebases, retrieval-heavy agents, and conversations where earlier context must remain visible. Use this as a quick comparison signal, then confirm the provider-specific limits before committing to production.

Which is cheaper, GLM-5 or LFM2-24B-A2B?

LFM2-24B-A2B is cheaper on tracked token pricing. GLM-5 costs $0.60/1M input and $2.08/1M output tokens. LFM2-24B-A2B costs $0.03/1M input and $0.12/1M output tokens. Provider discounts or batch pricing can still change the final bill.

Is GLM-5 or LFM2-24B-A2B open source?

GLM-5 is listed under MIT. LFM2-24B-A2B is listed under Proprietary. License labels affect whether you can self-host, redistribute weights, or rely only on hosted APIs, so confirm the upstream license before deployment.

Which is better for reasoning mode, GLM-5 or LFM2-24B-A2B?

GLM-5 has the clearer documented reasoning mode signal in this comparison. If reasoning mode is mission-critical, validate it against the provider endpoint because model-level support and API-level exposure can differ.

Which is better for function calling, GLM-5 or LFM2-24B-A2B?

Both GLM-5 and LFM2-24B-A2B expose function calling. The better choice depends on benchmark fit, context budget, pricing, and whether your provider route exposes the same capability surface. Use this as a quick comparison signal, then confirm the provider-specific limits before committing to production.

Where can I run GLM-5 and LFM2-24B-A2B?

GLM-5 is available on Fireworks AI, OpenRouter, Together AI, GCP Vertex AI, and NVIDIA NIM. LFM2-24B-A2B is available on OpenRouter. Provider coverage can affect latency, region availability, compliance posture, and fallback options.

Continue comparing

Last reviewed: 2026-05-22. Data sourced from public model cards and provider documentation.