GLM-5.3 vs Llama 3.3 70B Instruct
Comparing GLM-5.3 and Llama 3.3 70B Instruct across benchmarks, pricing, and capabilities.
Zhipu AI · Meta · Updated for 2026
Which is better?
GLM-5.3 and Llama 3.3 70B Instruct trade strengths across price, capabilities, and technical limits. The better choice depends on the workload.
On price, Llama 3.3 70B Instruct is roughly 10.7x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.
GLM-5.3 also accepts a larger context window (1,000,000 input tokens), making it the stronger choice for long documents and large codebases.
Based on current benchmark, pricing, and model metadata for 2026.
Choose GLM-5.3
- you process long inputs — it offers a 1,000,000 token context window
- you want the most recent training data — it shipped Aug 2026
Choose Llama 3.3 70B Instruct
- cost matters — it's about 10.7x cheaper per token
- you need open weights you can self-host or fine-tune
At a glance
The differences that matter most.
Performance Benchmarks
Comparative analysis across standard metrics
GLM-5.3 and Llama 3.3 70B Instructdon't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.
Arena Performance
Playground indexes and blind preference scores
Pricing Analysis
Price comparison per million tokens
For input processing, GLM-5.3 ($1.40/1M tokens) is 7.0x more expensive than Llama 3.3 70B Instruct ($0.20/1M tokens).
For output processing, GLM-5.3 ($4.40/1M tokens) is 22.0x more expensive than Llama 3.3 70B Instruct ($0.20/1M tokens).
In conclusion, GLM-5.3 is more expensive than Llama 3.3 70B Instruct.*
* Using a 3:1 ratio of input to output tokens
Model Size
Parameter count comparison
GLM-5.3 has 683.0B more parameters than Llama 3.3 70B Instruct, making it 975.7% larger.
Context Window
Maximum input and output token capacity
GLM-5.3 accepts 1,000,000 input tokens compared to Llama 3.3 70B Instruct's 128,000 tokens. Both models can generate responses up to 128,000 tokens.
Release Timeline
When each model was launched
GLM-5.3 was released on 2026-08-14, while Llama 3.3 70B Instruct was released on 2024-12-06.
GLM-5.3 is 21 months newer than Llama 3.3 70B Instruct.
Aug 14, 2026
1 weeks ago
1.7yr newerDec 6, 2024
1.7 years ago
Knowledge Cutoff
When training data ends
Neither model specifies a knowledge cutoff date.
Unable to compare the recency of their training data.
Provider Availability
GLM-5.3 is available from ZAI. Llama 3.3 70B Instruct is available from Lambda, DeepInfra, Hyperbolic, Groq, Sambanova, Cerebras, Bedrock, Together, Fireworks.
GLM-5.3
Llama 3.3 70B Instruct
Outputs Comparison
Judge for yourself.
Run your own prompts against GLM-5.3 and Llama 3.3 70B Instruct side-by-side, then vote on the output you prefer.
FAQ
Common questions about GLM-5.3 vs Llama 3.3 70B Instruct.