Developer Tools vs Inception Mercury
Developer Tools and Inception Mercury are both developer tools tools. Developer Tools is aimed at freelancers and small businesses, while Inception Mercury is aimed at developers and enterprise. Both have a free plan.
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Diffusion LLM API built for very fast, low-latency text generation
| Pricing | Free | Freemium |
| Starting price | Not published | Not published |
| Free plan | Yes | Yes |
| Free trial | — | — |
| Built for | Freelancers, Small businesses, Developers | Developers, Enterprise |
| Platforms | web, ios, android, macos, windows, linux | web |
| Country | TR · 2015 | — |
| Rating | — | — |
Choose Developer Tools if
Choose Inception Mercury if
Developers building latency-sensitive agents, voice bots or coding tools who want a fast, cheap text model behind an OpenAI-compatible API.
- Very high output speed suits real-time and agent loops
- Low list price of $0.20 input and $0.70 output per million tokens
- 100 million free tokens with no card to start
Look elsewhere if: Teams that need multimodal models, open weights or the widest ecosystem of hosted tools (Gemini, DeepSeek, Claude).
Developer Tools vs Inception Mercury pricing
Developer Tools
Inception Mercury
- Free$0100M free tokens for new API keys, all models, no card
- Mercury 3$0.20 in / $0.70 out/1M tokensLaunch price 50% off: $0.10 in, $0.35 out; cached input $0.02
- Mercury Voice$0.40 in / $1.50 out/1M tokensLaunch price 50% off: $0.20 in, $0.75 out; enterprise access via sales
- Mercury Decide$0.04 in/1M tokensLaunch price 50% off: $0.02 in; output tokens free
- EnterpriseCustomCustom rate limits, SLA, volume pricing, dedicated capacity
Developer Tools · Key features
Inception Mercury · Key features
- Mercury 3 diffusion LLM with a 1M-token context window
- Measured 1,068 tokens per second output on NVIDIA GPUs
- Adjustable reasoning effort to trade speed against thoroughness
- Tool calling with parallel and chained calls for agents
- Mercury Voice with under 170 ms time-to-first-token for voice agents
- Mercury Decide classification model with calibrated probabilities
Cons
- Quality claims against rivals come without published benchmark scores
- Text-focused lineup with no image or video generation
- Launch discount has no stated end date, so costs may double
Developer Tools vs Inception Mercury: FAQ
Do Developer Tools and Inception Mercury have a free plan?
Yes, both Developer Tools and Inception Mercury have a free plan; paid plans add more usage and features.
Which is better for small businesses, Developer Tools or Inception Mercury?
Developer Tools lists small businesses as a core audience, while Inception Mercury is aimed more at developers and enterprise.