# Solana Priority Fee Estimator API

> Use this tool when you need to estimate priority fees on the Solana blockchain, as it provides cost estimates in SOL and USD across six congestion levels. It solves problems related to transaction optimization and cost prediction, helping users navigate network congestion. The API takes in relevant transaction data and outputs estimated fees, making it ideal for use cases requiring precise fee calculation and transaction planning.

Canonical page: https://skillsregistry.net/skills/io-github-br0ski777-solana-fees  
JSON: https://api.skillsregistry.net/v1/skills/io-github-br0ski777-solana-fees

## Description

Solana priority fees at 6 levels, cost in SOL/USD, congestion. x402.

## Trust

- **Trust score (0–1):** 0.85
- **Verification tier:** verified
- **Last scanned:** 2026-08-24

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** api-integration
- **Updated:** 2026-08-24

## Source

- **Source listing:** [MCP Registry](https://registry.modelcontextprotocol.io/v0/servers/io.github.Br0ski777%2Fsolana-fees)
- **Repository:** <https://github.com/Br0ski777/solana-fees-x402>

## Use it

MCP endpoint published by the skill: `https://solana-fees-x402-production.up.railway.app/mcp`

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "io-github-br0ski777-solana-fees"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/io-github-br0ski777-solana-fees` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/io-github-br0ski777-solana-fees/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt