Astron Coding Plan vs SiliconFlow
Compare Astron Coding Plan and SiliconFlow: free credits, features, and ratings. Which one is right for you?
Category
Coding Assistant
API Platform
Rating
β 3
β 3.5
Free Credits
3.9 undefined
null RPM 500, TPM 2,000,000
Refresh Period
monthly
per-minute
Resolution
N/A
Watermark
No
No
Commercial Use
No
Yes
Paid From
First purchase Β₯3.9/month, renewal Β₯19/month
From Β₯0.006/1K tokens
Astron Coding Plan
Astron Coding Plan by iFlytek is a monthly AI coding subscription service for developers, integrating Spark X2, GLM, Kimi, MiniMax, DeepSeek, Qwen and other popular open-source models. First purchase only Β₯3.9/month with unlimited requests.γ
Pros
- βUltra-low price: First purchase Β₯3.9/month, renewal Β₯19/month
- βUnlimited requests: Worry-free plan has no call limits
- βRich model support: DeepSeek V3.2, Qwen3.5, GLM-4 and more
- βGood compatibility: Supports mainstream coding tools and standard protocols
Cons
- βΒ₯3.9 is first purchase price only, renewal is Β₯19/month
- βOnly for coding tools, cannot be used for automation scripts or backend services
- βRate limits apply, may trigger throttling during peak hours
- βAdvanced models (GLM-4, Kimi-K2.5 etc.) only available in Professional plan and above
Key Features
First purchase only Β₯3.9/month, extremely cost-effectiveUnlimited requests, enjoy monthlySupports 6+ popular open-source models (DeepSeek, Qwen, GLM, Kimi, MiniMax)Compatible with Claude Code, Cursor, OpenClaw, OpenCode and other coding toolsSupports OpenAI and Anthropic protocol accessProfessional and Premium plans offer more models and higher concurrency
SiliconFlow
Chinese API aggregation platform unifying open-source models under one interface. Free tier: RPM 500, TPM 2M, supporting DeepSeek, Qwen, GLM and more. Saves the trouble of self-hosting open-source models, with fast domestic access.γ
Pros
- βAccessible from China without VPN
- βHigh concurrency: RPM 500
- βFree models include GLM-Z1-9B and more
- βUnified interface for easy model switching
Cons
- βLimited number of free models
- βSome models require payment
- βRegistration needed for API token
Key Features
RPM 500TPM 2MChina Direct AccessOpenAI-Compatible APIUnified Multi-Model Interface