GLM 5.2 vs GPT-3.5 Turbo 16k (Comparative Analysis)
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Comparative Analysis: GLM 5.2 vs. GPT-3.5 Turbo 16k
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Overview
GPT-3.5 Turbo 16k was released 2 years before GLM 5.2.
 GLM 5.2 |  GPT-3.5 Turbo 16k | |
|---|---|---|
Model Provider The organization behind this AI's development | Z.AI | OpenAI |
Input Context Window Maximum input tokens this model can process at once | 1M tokens | 16.4K tokens |
Output Token Limit Maximum output tokens this model can generate at once | 131.1K tokens | 4.1K tokens |
Release Date When this model first became publicly available | June 16, 2026 1 month ago June 16th, 2026 | August 28, 2023 2 years ago August 28th, 2023 |
Knowledge Cutoff Latest training-data date reported by the provider | Not reported | September 30, 2021 |
Capabilities & Features
Compare supported features, modalities, and advanced capabilities
GLM 5.2 | GPT-3.5 Turbo 16k | |
|---|---|---|
Input Types Supported input formats | 📝Text | 📝Text |
Reasoning Controls Defaults and configurable reasoning effort | Enabled by defaultEffort: Extra High, HighDefault: High | Not reported |
Output Types Supported output formats | 📝Text | 📝Text |
Tokenizer Text encoding system | Other | GPT |
Key Features Advanced capabilities | ✓Function Calling✓Structured Output✓Reasoning ModeContent Moderation | ✓Function Calling✓Structured OutputReasoning Mode✓Content Moderation |
Open Source Model availability | Available on HuggingFace → | Proprietary |
Pricing
GLM 5.2 is roughly 0.2x less expensive compared to GPT-3.5 Turbo 16k for input tokens and roughly 0.4x less expensive for output tokens.
| GLM 5.2 | GPT-3.5 Turbo 16k | |
|---|---|---|
Input Token Cost Cost per million input tokens | $0.50 per million tokens | $3.00 per million tokens |
Output Token Cost Cost per million output tokens | $1.58 per million tokens | $4.00 per million tokens |
Cache Read Cost Cost to reuse cached input tokens | $0.09 per million tokens | Not specified |
Benchmarks
Compare relevant benchmarks between GLM 5.2 and GPT-3.5 Turbo 16k.
| GLM 5.2 | GPT-3.5 Turbo 16k | |
|---|---|---|
Intelligence Index Overall model quality across independent evaluations | 52.6 (Artificial Analysis index; higher is better) | Benchmark not available. |
Coding Index Programming performance across independent evaluations | 68.8 (Artificial Analysis index; higher is better) | Benchmark not available. |
Agentic Index Ability to complete multi-step agentic tasks | 45.7 (Artificial Analysis index; higher is better) | Benchmark not available. |
Best Design Arena Score Highest human-preference Elo score across design arenas | 1,362 Elo (#5 in 3D (59.8% win rate)) | Benchmark not available. |
At a Glance
Quick overview of what makes GLM 5.2 and GPT-3.5 Turbo 16k unique.
GLM 5.2 by Z.AI can use external tools and APIs, offers advanced reasoning, generates structured data. It can handle standard conversations with its 1M token context window. Reasonably priced at $0.50/M input and $1.58/M output tokens. Released June 16th, 2026.GPT-3.5 Turbo 16k by OpenAI can use external tools and APIs, generates structured data. It can handle standard conversations with its 16.4K token context window. Reasonably priced at $3.00/M input and $4.00/M output tokens. Includes built-in content moderation for safer outputs. Released August 28th, 2023.Explore More Comparisons
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Compare GPT-3.5 Turbo 16k with:
🚀Programming
Best models for coding and development
🎨Creative & Roleplay
Models optimized for creative writing
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Content creation and marketing tasks
💻Technology
Technical analysis and explanations
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