Changelog

What's new, changed, and fixed in every release of Arch Tools.

v1.11.0 — x402 Ecosystem Launch
March 17, 2026
Added
  • x402 SDK Integration — native x402 payment protocol support with USDC micropayments across 15 blockchain networks
  • Service Directory — curated directory of 112 AI-powered services with search, filtering, and x402 payment support
  • Fund Page + Wallet Onboarding — guided wallet setup and funding flow for x402 payments (Base, Ethereum, Arbitrum, Optimism, Polygon, and more)
  • Interactive Playground — live API testing environment with code generation for all 64 tools
  • Framework Integrations — official SDKs for 5 platforms: Python, JavaScript/TypeScript, LangChain, CrewAI, and OpenAI Agents
  • Agent Identity (KYA) — Know Your Agent system with verifiable on-chain identity, reputation scoring, and trust metrics
  • Facilitator-as-a-Service — turnkey x402 payment facilitation for third-party API providers with automated settlement
  • Analytics Dashboard — real-time usage analytics with per-tool breakdowns, credit consumption charts, and cost tracking
  • API Documentation Overhaul — comprehensive endpoint reference with interactive examples, authentication guides, and error code reference
  • Competitor Comparison Page — side-by-side feature and pricing comparison with alternative platforms
  • FAQ Page — comprehensive answers to common questions about x402, pricing, chains, and agent identity
Changed
  • Privacy Policy updated with x402 payment data, agent identity, and directory listing sections
  • Terms of Service expanded with x402 payment terms, facilitator terms, agent identity terms, and directory listing terms
  • SEO optimization across all pages (meta tags, structured data, canonical URLs)
  • Landing page updated with x402 ecosystem messaging and service directory highlights
v1.10.0
March 16, 2026
Added
  • Pricing restructured: Developer $19/mo, Pro $49/mo, Business $149/mo subscriptions
  • Enterprise tier (Contact Us)
  • 250 free credits on signup (was 100)
  • BYOK for Brave Search, Tavily, and Exa APIs
  • Customer support chatbot
  • Investor page (/investor.html)
  • Sentry frontend monitoring
  • Cloudflare CDN + performance optimizations
Changed
  • Image generation credits: 15 → 30 per call
  • Text-to-speech credits: 5 → 10 per call
  • Transcribe audio credits: 8 → 12 per call
  • Annual discount: 25% → 17% (industry standard)
  • Marquee animation: CSS-only (removed JS RAF for smoother performance)
Fixed
  • Sign-out now properly clears session cookie
  • Favicon updated to dual-arch logo
  • All pages standardized with correct logo + footer
  • crypto-market-cap no longer 500s on empty body
v1.9.0
March 16, 2026
Added
  • AI mode presets: pass mode: "fast" | "smart" | "deep" to ai-generate — routes to the right model automatically
  • AI Oracle endpoint (/v1/tools/ai-oracle) — premium reasoning with structured analysis and confidence levels (25 credits)
  • Session API: /v1/tools/session-create and /v1/tools/session-message — managed conversation history for agents
  • Getting Started guide at /docs/getting-started
  • This changelog page
  • Social proof section on landing page
  • JavaScript SDK (@archtools/sdk) — full TypeScript client with retry logic
  • Python SDK (archtools) — complete client with type hints and exponential backoff
  • Admin credit-grant endpoint for internal account management
Changed
  • ai-generate response now includes mode field when mode presets are used
  • Navigation updated with Changelog and Getting Started links
v1.8.0
March 15, 2026
Added
  • 64 production-ready tools (up from 45) — fact-check, news-search, research-report, crypto-sentiment, crypto-ohlcv, token-lookup, crypto-fear-greed, workflow-agent
  • MCP server-card.json with full tool annotations (readOnlyHint, destructiveHint, openWorldHint)
  • Smithery HTTP transport support with configurable API key and base URL
  • Resources: tool catalog (arch://tools/catalog) and quickstart guide (arch://docs/quickstart)
  • Prompts: research-topic, fact-check-claim, analyze-url
  • DALL-E 3 image generation (generate-image tool)
  • ElevenLabs text-to-speech (text-to-speech tool)
  • OpenAI Whisper audio transcription (transcribe-audio tool)
  • Resend email delivery (send-email tool)
  • Browser automation via Playwright (browser-task tool)
  • Comprehensive legal pages (terms, privacy, AUP, refund, security, retention, subprocessors)
  • OAuth 2.1 with PKCE + Dynamic Client Registration
Changed
  • SSE transport upgraded to SSE + Streamable HTTP
  • SSRF hardening on web-scrape and browser-task tools
  • Improved rate limiting with plan-based tiers (free/pro/business)
Fixed
  • Stripe webhook idempotency (no duplicate credit grants)
  • Registration rate limiting (5/IP/hour)
v1.0.0
February 27, 2026
Added
  • Initial release — 38 tools across 13 categories
  • API key authentication with credit-based billing
  • x402 autonomous agent payments (USDC on 15 chains)
  • Stripe integration for human credit purchases
  • MCP server for Claude Desktop, Cursor, and Windsurf