Cheapest AI API: Provider Comparison 2026

AI API price depends on three factors: model (size, quality), infrastructure (data centers vs decentralized network), and provider business model (margins, subscriptions, free tiers).

Centralized providers — OpenAI, Anthropic, Google — maintain high prices. Their models (GPT-5.5, Claude Opus 4.8, Gemini 3.1 Pro) run in their own data centers with huge operational costs: rent, electricity, cooling, staff. The price per 1M tokens ranges from $1.50 (Gemini 3.5 Flash) to $30 (GPT-5.5 output). These costs are passed on to users.

Open-source hosting providers — Together AI, Groq, Fireworks — offer open models (DeepSeek, Llama, Qwen) cheaper because they don't pay for model development. Typical price: $0.20 — $2.00/1M tokens. This is significantly cheaper, but still centralized infrastructure with high overhead.

Decentralized networks — Gonka, Akash, io.net — work fundamentally differently. Computing power is provided by independent hosts (miners) who receive tokens for their work. No data centers, no corporate expenses. The Gonka network uses Proof of Useful Work — every computation simultaneously processes a real AI request and secures the blockchain. The result: $0.003/1M tokens — hundreds of times cheaper than OpenAI.

For developers and companies, this means a fundamentally different economy. A project that used to spend $10,000/mo on OpenAI API gets the same volume of inference for mere dollars. Automation, chatbots, RAG pipelines, AI assistants — all of this becomes accessible even to small teams without an AI budget.

Below is the current price table for June 2026. We have included all major AI API providers: from the biggest (OpenAI, Anthropic, Google) to open-source hosters (Together AI, Groq) and decentralized solutions (JoinGonka Gateway). Prices are per 1M tokens.

Same models, different price. Kimi K2.6 and MiniMax M2.7 are the exact same models provided by JoinGonka. Through OpenRouter, the same Kimi K2.6 costs $0.684/1M for input — hundreds of times more expensive than the JoinGonka input price ($0.003/1M). The difference is not in the model, but in the infrastructure: OpenRouter buys inference from commercial hosters, while JoinGonka gets it directly from a decentralized network.

What the table shows: the price spread is enormous — from $0.003/1M for the cheapest (JoinGonka Gateway) to $30/1M for the most expensive (GPT-5.5 output). Even among centralized providers, the difference is huge: Gemini 3.5 Flash is several times cheaper than the flagship output of OpenAI and Anthropic.

Note on quality: GPT-5.5 and Claude Opus 4.8 are frontier models with top benchmarks. Kimi K2.6 is a powerful open-source model that delivers results at the level of GPT-5.5 and Claude Sonnet 4.6 for many tasks: coding, text analysis, content generation, and agentic scenarios. For 90% of tasks (chatbots, automation, RAG, summarization), the difference in quality is unnoticeable, while the price difference is thousands of times lower.

Hidden costs: some providers charge different rates for input and output tokens. At OpenAI, input costs $5.00 and output costs $30.00/1M. At Anthropic: $5.00 input and $25.00 output. At JoinGonka Gateway, both rates are fractions of a cent: input $0.003/1M, output $0.009/1M. Output is more expensive than input (as with almost all providers), but hundreds of times cheaper than OpenAI and Anthropic.

JoinGonka Gateway is not just another hosting service for AI models. It is a gateway to the Gonka decentralized network, and it is the network architecture that explains the record-low prices.

No data centers: The Gonka Network consists of over 4,000 GPUs (H100, H200, A100, RTX 4090) provided by independent hosts around the world. Hosts earn GNK tokens for performing AI computations. No data center rent, no corporate expenses, no brand markups.

Proof of Useful Work: unlike Bitcoin (where mining wastes energy), every computation in Gonka is a real AI inference. Miners receive GNK for processing your requests. This is a zero-waste economy: 100% of the computing power goes to useful work.

0% fee when paying with GNK: if you top up your JoinGonka Gateway balance with GNK tokens, the platform fee is 0%. You pay only the base cost of inference in the network. When paying with USDT, the fee is 5% — this covers conversion and convenience.

Same model — hundreds of times cheaper: Gonka's open models (MiniMax-M2.7, Kimi-K2.6) are available on common inference platforms. On OpenRouter, the same MiniMax-M2.7 costs $0.24 per 1M for input and $0.96 for output, Kimi-K2.6 — $0.66/$3.41. JoinGonka Gateway charges ~$0.003/1M for input and ~$0.009/1M for output — hundreds of times cheaper for the exact same model weights. A detailed breakdown is in the article JoinGonka Gateway: full review.

Two API formats: JoinGonka supports both OpenAI (/v1/chat/completions) and Anthropic (/v1/messages) formats. This means any tool — Cursor, Claude Code, LangChain, n8n — works without modifications.

Connecting to the cheapest AI API takes 2 minutes:

1. Registration: Open gate.joingonka.ai and create an account. Email + password — standard form, no cryptocurrency or wallets needed.
2. Free tokens: Upon registration, you receive 10,000,000 free tokens. This is enough for thousands of requests — sufficient to test the API in your project.
3. Create API key: In the Dashboard, go to API Keys → Create Key. The key starts with jg-. It is displayed once — save it.
4. Connection: Replace base_url in your application with https://gate.joingonka.ai/v1. For Anthropic format: ANTHROPIC_BASE_URL=https://gate.joingonka.ai.

Connection examples for popular tools:

• Cursor — provider change in settings in 30 seconds
• Claude Code — two environment variables: ANTHROPIC_BASE_URL and ANTHROPIC_API_KEY
• Continue.dev — config in config.json
• LangChain — replace base_url in ChatOpenAI()
• n8n — Custom Base URL in credentials

Detailed instructions with code examples (curl, Python, TypeScript) are available in the API Quick Start.

Dashboard: After registration, you get a full control panel — balance, request history, daily consumption, API keys, referral link. Everything is transparent and under control.