GLM-5.3-Flash API Provider Benchmarking & Analysis
This analysis is intended to support you in choosing the best API provider of GLM-5.3-Flash for your use-case.
Lowest Time per Task
LithosAI (FP4, ULTRA CHAT)
Inco (FAST)LithosAI (FP4, ULTRA)
Parasail
ZyphraTime per Intelligence Index task (minutes)
26 endpoints from 23 providers
Lowest Cost per Task
Zyphra (FP4)
GMI
Bitdeer AI
Wafer
CoreWeaveCost per Intelligence Index task
26 endpoints from 23 providers
GLM-5.3-Flash is available through 26 API endpoints from 23 providers, each offering different performance characteristics and pricing. Below is a comparison of the key metrics across providers.
- For time per task, LithosAI (FP4, ULTRA CHAT) (4.1 min), Inco (FAST) (4.6 min), and LithosAI (FP4, ULTRA) (6.5 min) finish an Intelligence Index task fastest.
- For cost per task, Zyphra (FP4) ($0.41), GMI ($0.41), and Bitdeer AI ($0.48) are the cheapest per Intelligence Index task. Cost varies up to 4.4x across providers.
Endpoint Accuracy
Endpoint Accuracy Index: GLM-5.3-Flash
Pricing
Cost per Intelligence Index Task: GLM-5.3-Flash
Pricing: Cache Hit, Input, and Output: GLM-5.3-Flash
Output Speed vs. Cost per Task: GLM-5.3-Flash
Speed
Average of the single-request and multi-turn agentic workloads measured
Time per Intelligence Index Task: GLM-5.3-Flash
Latency
Average of the single-request and multi-turn agentic workloads measured
Time to First Answer Token: GLM-5.3-Flash
Reliability
Share of requests the endpoint failed, across all the single-request and multi-turn agentic workloads measured
Endpoint Error Rate: GLM-5.3-Flash
Caching
Cache Hit Rate: GLM-5.3-Flash
Cost per Task vs. Cache Hit Rate: GLM-5.3-Flash
Key Comparison Metrics & API Features
 Baseten | $1.74 | 19.6 | 102% | 65.41 | 0.0% | 1M | Open | ||
| Bitdeer AI | $0.48 | 9.0 | 97% | 18.69 | 0.0% | 1M | Open | ||
| CoreWeave | $0.53 | 12.9 | 101% | 34.41 | 2.5% | 1M | Open | ||
 Crusoe | $0.94 | 18.9 | 104% | 37.57 | 0.0% | 1M | Open | ||
 Databricks | $0.58 | 19.4 | 100% | 33.36 | 1.6% | 1M | Open | ||
 DeepInfra | $1.16 | 23.4 | 96% | 63.82 | 0.0% | 1M | Open | ||
 DigitalOcean | $0.61 | 12.9 | 101% | 28.18 | 2.9% | 1M | Open | ||
 Fireworks | $0.78 | 14.5 | 97% | 20.93 | 0.0% | 1M | Open | ||
 FriendliAI | $0.89 | 14.0 | 79% | 28.45 | 2.1% | 1M | Open | ||
| GMI | $0.41 | 48.6 | 92% | 84.77 | 4.0% | 1M | Open | ||
| Inco | $1.15 | 5.0 | 99% | 10.46 | 0.0% | 1M | Open | ||
| LithosAI | $0.59 | 16.6 | 99% | 75.21 | 0.0% | 1M | Open | ||
| LithosAI | $1.15 | 4.3 | n/a | 8.75 | 8.0% | 1M | Open | ||
| LithosAI | $1.18 | 6.8 | 97% | 18.64 | 0.0% | 1M | Open | ||
 Makora | $0.73 | 20.6 | 100% | 30.82 | 0.0% | 1M | Open | ||
 Modal | $1.81 | 19.0 | 97% | 40.21 | 0.0% | 1M | Open | ||
 Nebius | $0.95 | 17.8 | 101% | 54.88 | 0.7% | 1M | Open | ||
 Novita | $0.80 | 33.0 | 95% | 62.67 | 1.7% | 1M | Open | ||
| Parasail | $0.64 | 8.8 | 97% | 19.49 | 10.2% | 1M | Open | ||
 PrimaLabs | $0.90 | 12.5 | 101% | 28.77 | 1.3% | 1M | Open | ||
 SiliconFlow | $1.03 | 30.4 | 94% | 66.92 | 1.5% | 1M | Open | ||
 Together AI | $0.69 | 12.5 | 96% | 24.88 | 0.7% | 1M | Open | ||
| Wafer | $0.52 | 27.4 | 83% | 66.87 | 0.7% | 1M | Open | ||
 Zai | $0.58 | 45.5 | n/a | 97.46 | 0.0% | 1M | Open | ||
| Zyphra | $0.41 | 9.3 | n/a | 10.56 | 0.0% | 1M | Open | ||
| Zyphra | $0.55 | 7.4 | n/a | 13.79 | 0.0% | 1M | Open | ||
Frequently Asked Questions
Common questions about GLM-5.3-Flash providers
GLM-5.3-Flash is available through 26 API endpoints from 23 providers: Modal, Zai, Baseten, DeepInfra, Novita, Fireworks, Databricks, SiliconFlow, GMI, Bitdeer AI, Wafer, Together AI, Parasail, FriendliAI, Nebius, DigitalOcean, Makora, CoreWeave, Zyphra (FP4), Crusoe (FP4), Inco (FAST), LithosAI (FP4), LithosAI (FP4, ULTRA CHAT), Zyphra, PrimaLabs, and LithosAI (FP4, ULTRA). Each endpoint offers different performance characteristics and pricing.
GLM-5.3-Flash is currently available through 26 API endpoints from 23 providers that we benchmark and track.
By time per task, the fastest providers for GLM-5.3-Flash are LithosAI (FP4, ULTRA CHAT) (4.1 min), Inco (FAST) (4.6 min), and LithosAI (FP4, ULTRA) (6.5 min). Time per task divides the model's output tokens per Intelligence Index task by each provider's end-to-end output speed.
The providers with the lowest time to first answer token for GLM-5.3-Flash are LithosAI (FP4, ULTRA CHAT) (8.18s), Zyphra (FP4) (10.12s), and Inco (FAST) (10.52s). Lower latency means faster initial response time.
The most affordable providers for GLM-5.3-Flash by blended price are GMI ($0.0505 per 1M tokens), Wafer ($0.051 per 1M tokens), and Bitdeer AI ($0.0556 per 1M tokens). Blended price uses a 7:2:1 cache hit/input/output token ratio.
The providers with the lowest input token pricing for GLM-5.3-Flash are Wafer ($0.05 per 1M input tokens), GMI ($0.075 per 1M input tokens), and Bitdeer AI ($0.0825 per 1M input tokens).
The providers with the lowest output token pricing for GLM-5.3-Flash are Zyphra (FP4) ($0.19 per 1M output tokens), Wafer ($0.20 per 1M output tokens), and Makora ($0.24 per 1M output tokens).
Time per task for GLM-5.3-Flash varies significantly across providers. LithosAI (FP4, ULTRA CHAT) is the quickest at 4.1 minutes per Intelligence Index task, 13.1x quicker than GMI at 53.6 minutes.
All 26 endpoints of GLM-5.3-Flash support JSON mode for structured output.
All 26 endpoints of GLM-5.3-Flash support function calling (tool use).
For GLM-5.3-Flash, LithosAI (FP4, ULTRA CHAT) offers the best performance with the lowest time per task and lowest latency. For cost optimization, GMI provides the most competitive pricing.
When choosing a provider for GLM-5.3-Flash, consider: time per task (how quickly the provider completes an Intelligence Index task), latency (for interactive applications requiring quick first responses), pricing (for cost-sensitive workloads), and API features like JSON mode or function calling.
Yes, provider performance can vary over time due to infrastructure changes, load balancing, and updates. We continuously benchmark all providers and display historical performance trends in the "Over Time" charts.
For information about GLM-5.3-Flash's intelligence, capabilities, modalities, and how it compares to other models, see the model overview page. View model overview