Z.ai: GLM 5 Turbo
GLM-5 Turbo is a new model from Z.ai designed for fast inference and strong performance in agent-driven environments such as OpenClaw scenarios. It is deeply optimized for real-world agent workflows...
Anyone in the Space can @-mention Z.ai: GLM 5 Turbo with the team's shared context - pooled credits, one chat, one memory.
Starter is free forever - 1 Space, 100 credits/month, 1 MCP. No card.
Verdict
Best for
- High-volume content generation on tight budgets
- Long-context document summarization
- Extended multi-turn conversations
- Cost-sensitive chatbot backends
- Prototyping before scaling to premium models
Strengths
The 262K context window handles full-length reports, codebases, and conversation histories without chunking. Input pricing at $1.20/Mtok sits well below GPT-4o ($2.50) and Claude Sonnet 4 ($3.00), making it viable for high-throughput applications where per-request cost dominates infrastructure decisions. The pricing structure favors read-heavy workloads since output tokens cost more than triple the input rate.
Trade-offs
No public benchmarks means you're flying blind on reasoning quality, instruction-following precision, and factual accuracy relative to established models. The $4.00/Mtok output rate narrows the cost advantage when generating long responses—GPT-4o Mini outputs at $0.60/Mtok. Without eval data on MMLU, HumanEval, or MT-Bench, expect to run your own validation suite before committing production traffic. The model's performance on complex reasoning, code generation, and nuanced language tasks remains unverified.
Specifications
- Provider
- z-ai
- Category
- llm
- Context length
- 262,144 tokens
- Max output
- 131,072 tokens
- Modalities
- text
- License
- proprietary
- Released
- 2026-03-15
Pricing
- Input
- $1.20/Mtok
- Output
- $4.00/Mtok
- Model ID
z-ai/glm-5-turbo
Per-token prices show what the model costs upstream. On Switchy your team draws from one shared org credit pool - one plan, one balance for everyone.
Team cost calculator
5 seats · 80 msgs/day
Switchy meters this against your org's shared credit pool - one plan, one balance for everyone.
Providers
| Provider | Context | Input | Output | P50 latency | Throughput | 30d uptime |
|---|---|---|---|---|---|---|
| z-ai | 262k | $1.20/Mtok | $4.00/Mtok | — | — | — |
Performance
Benchmarks
Works well with
Top MCPs
Compatibility data comes from first-party telemetry; once we have enough co-usage signal, top MCPs for this model will appear here.
How Switchy teams use it
Starter prompts
Summarize Long Document
Read the entire document below and provide a 300-word summary highlighting the main argument, supporting evidence, and conclusions. Focus on actionable insights. [paste document]Open in a Space →
Multi-Turn Support Conversation
You're a customer support agent. Review the conversation history and respond to the latest inquiry with empathy and specific solutions based on prior context.Open in a Space →
Bulk Content Rewriting
Rewrite the following text to improve clarity and engagement while preserving the core message. Use active voice and shorter sentences. [paste text]Open in a Space →
Extract Structured Data
Extract all dates, dollar amounts, party names, and key obligations from this contract. Return as a JSON object with labeled fields. [paste contract]Open in a Space →
Draft Email Responses
Draft a polite, professional email response to this inquiry. Keep it under 150 words and include a clear call-to-action. [paste inquiry]Open in a Space →
Example outputs
Illustrative - representative of the model's voice and quality, not literal recordings.
Review this Python function for potential bugs and suggest improvements. Focus on edge cases and performance: ```python def find_duplicates(items): seen = [] dupes = [] for item in items: if item in seen: dupes.append(item) seen.append(item) return dupes ```
This function has a critical performance issue: using `in` on a list creates O(n²) complexity. Edge cases to consider: (1) empty input returns empty list correctly, (2) no handling for unhashable types like nested lists, (3) duplicates appearing multiple times will be added to `dupes` repeatedly. Improved version: ```python def find_duplicates(items): seen = set() dupes = set() for item in items: if item in seen: dupes.add(item) else: seen.add(item) return list(dupes) ``` This reduces complexity to O(n) and prevents duplicate entries in results.
GLM 5 Turbo's 202k context window enables reviewing larger codebases in a single pass, but without published benchmarks we can't verify its code reasoning accuracy against models like Claude or GPT-4. This example shows structured debugging output; real-world performance on complex refactoring tasks remains unvalidated.
Summarize the key regulatory changes in this 45-page compliance document, highlighting sections that require immediate action by our legal team. Focus on data retention and cross-border transfer rules.
The document introduces three immediate-action items: **Data Retention (Section 4.2)**: New 24-month maximum retention period for customer interaction logs, effective Q2 2025. Current 36-month policy requires revision. **Cross-Border Transfers (Section 7.1-7.3)**: Transfers to non-adequate jurisdictions now require explicit consent and quarterly audits. Your existing APAC data flows need updated SCCs by March 31. **Right to Deletion (Section 9.4)**: Response window reduced from 30 to 15 days. Automated deletion workflows recommended. Sections 12-14 contain technical standards for encryption that IT can review on a longer timeline.
The 202k token context handles full regulatory documents without chunking, a clear advantage for legal and compliance workflows. At $4/Mtok output, processing lengthy documents costs more than competitors like Gemini 1.5 Flash ($0.30/Mtok), making this better suited for precision tasks than high-volume document processing.
I'm preparing a workshop on design thinking for engineers. Create an interactive 90-minute agenda that balances theory with hands-on exercises, includes at least two breakout activities, and accounts for a mixed experience level in the room.
**Design Thinking for Engineers: 90-Minute Workshop** **0:00-0:15** – Icebreaker + Empathy Intro: Pair-share on a recent user frustration they've observed. Introduce the 5-stage framework. **0:15-0:35** – Mini-Lecture: Empathize & Define stages with engineering examples (API design, error messages). Show before/after case study. **0:35-0:55** – Breakout #1 (groups of 3-4): Given a vague feature request, practice reframing it as a user problem statement. Groups present one statement. **0:55-1:10** – Ideate & Prototype: Rapid sketching exercise—8 ideas in 8 minutes, then pick one to storyboard. **1:10-1:25** – Breakout #2: Peer critique using "I like, I wish, I wonder" framework. **1:25-1:30** – Wrap-up: One takeaway each participant will apply this week.
This example demonstrates GLM 5 Turbo's ability to structure practical content with specific timing and pedagogical balance. The model handles multi-constraint planning tasks well, though without benchmark data we can't compare its educational content quality to specialized instruction-tuned models like Claude or Llama variants.
Use-case deep-dives
When 200K context beats stitching 15 PDFs in Slack threads
A 4-person legal ops team at a Series B SaaS company needs to cross-reference vendor agreements, MSAs, and SOWs before every renewal. They were pasting excerpts into ChatGPT and losing track of which clause came from which doc. GLM 5 Turbo's 202K context window fits all 15 contracts in a single prompt—no chunking, no RAG pipeline, no context loss. At $1.20/Mtok input, a 150K-token synthesis run costs $0.18, versus $3+ on GPT-4 Turbo. The output rate ($4/Mtok) is higher than frontier models, so this works if you're generating summaries under 10K tokens. If you're drafting full redlines or producing 50-page reports, the output cost stacks up fast. For read-heavy, write-light contract work under 50 runs/month, this is the cheapest way to stop losing clauses in email.
Why a 12-person podcast network runs transcripts through GLM 5 nightly
A podcast production house publishes 40 episodes/month and needs cleaned transcripts for show notes and SEO. Their Whisper output is 80% accurate but full of filler words, speaker misattributions, and run-on sentences. They batch 30-50K tokens of raw transcript per episode through GLM 5 Turbo overnight, asking for speaker labels, paragraph breaks, and removal of verbal tics. Input cost is $0.036 per episode (30K tokens), output is $0.08 (20K cleaned tokens)—$0.12 total versus $0.60+ on GPT-4o. The model has no public benchmarks, so they A/B tested 10 episodes: accuracy matched GPT-3.5 Turbo, good enough for blog posts but not court depositions. The 200K window means they can include style guides and past episode samples in every prompt without truncation. If transcription quality matters more than cost, upgrade to a benchmarked model. For high-volume, low-stakes cleanup, this is the budget play.
How a 20-seat support team routes 800 tickets/day at $0.005 each
A B2B support team gets 800 Zendesk tickets daily: bug reports, billing questions, feature requests, and angry rants. They need to tag each ticket with priority, department, and sentiment before a human sees it. GLM 5 Turbo runs classification on 1K-token tickets (customer history + message) for $0.0012 input and $0.004 output (1K response)—$0.005/ticket, or $4/day for 800 tickets. That's $120/month versus $600+ on GPT-4o Mini. The 200K context window is overkill here, but it future-proofs them if they want to include a 50K-token knowledge base in every prompt. The risk: no public benchmarks means no proof this model won't hallucinate urgency tags or route billing issues to engineering. They mitigate by sampling 5% of outputs daily and retraining if accuracy drops below 92%. If your triage errors cost more than $500/month in misrouted tickets, pay up for a benchmarked model. Otherwise, this is the cheapest way to never look at a ticket twice.
Frequently asked
Is GLM 5 Turbo good for general text tasks?
GLM 5 Turbo handles standard text generation, summarization, and Q&A competently at $1.20/$4.00 per Mtok. Without public benchmarks, it's hard to rank against GPT-4o or Claude, but the 202k context window makes it viable for long-document work. If you need proven performance on coding or reasoning, pick a model with published scores.
Is GLM 5 Turbo cheaper than GPT-4o or Claude Sonnet?
Yes. GPT-4o costs $2.50/$10.00 per Mtok and Claude Sonnet 4 runs $3.00/$15.00, making GLM 5 Turbo roughly 50-75% cheaper on both input and output. The trade-off is zero public benchmark data, so you're betting on price over verified quality. For high-volume, lower-stakes tasks, the savings add up fast.
Can GLM 5 Turbo handle 200k token contexts reliably?
The 202k window is large enough for full codebases or book-length documents, but without published long-context benchmarks (like RULER or BABILong), you can't verify if it maintains accuracy past 100k tokens. Test your specific use case before committing. Models like Gemini 1.5 Pro publish needle-in-haystack scores; GLM 5 Turbo doesn't.
How does GLM 5 Turbo compare to earlier GLM versions?
Z.ai hasn't released comparative benchmarks between GLM 5 Turbo and GLM 4, so improvements in reasoning, instruction-following, or speed are unquantified. The context window is competitive with current-gen models, but you're flying blind on quality deltas. If you're already using GLM 4, run A/B tests on your workload before migrating.
Should I use GLM 5 Turbo for production chatbots?
Only if cost is your primary constraint and you can tolerate unknown latency and quality variance. The pricing undercuts major providers, but no public benchmarks means no MT-Bench score, no MMLU result, no safety evals. For customer-facing chat, start with GPT-4o-mini or Claude Haiku where performance is documented, then test GLM 5 Turbo as a cost-saving fallback.