AI Agent Index
ByHeather MacAvelia·Independently reviewed·Published Sep 21, 2026·Updated Sep 21, 2026
Independently verified against live vendor data on Sep 21, 2026.

treg.to gives AI agents one key to more than 2,600 priced data and tool endpoints for SEO, enrichment, social and ads, billed per call from a prepaid balance with no markup (USD).

How we scored it

Autonomy

5/5

Integrations

5/5

Pricing clarity

5/5

Evidence

2/5

Setup

4/5

The facts

treg.to is a tool catalog and credential layer for AI agents, operated by Superdesign. An agent holds one treg.to token and calls priced endpoints from more than 40 data providers, covering search results and keyword data, backlinks, people and company enrichment, social platforms, ad libraries and ad accounts, and image, video and voice generation. treg.to holds the provider accounts, so a team does not sign up for or subscribe to each provider. For each job, the catalog lists every provider that does it, with the price, the success rate and speed treg.to has measured on its own traffic, and when the endpoint last answered, and the agent chooses which one to call. The same token also carries a team's own API keys, OAuth connections, command-line tools and skills, with every credential injected on the server so it never lands on the agent's machine, and every call logged. treg.to runs as an MCP server, listed in the official MCP Registry, with install pages for ChatGPT, Claude, Claude Code, Cursor and Grok Bot, and its installer also registers the server in OpenAI Codex and OpenCode. Clients connect with OAuth or with a team token in a header. The same catalog is reachable through a REST API with a published OpenAPI specification and through the treg command-line tool, and an llms.txt file walks a coding agent through setup in one fetch. Teams can connect their own Google Search Console, Google Analytics, Google Business Profile, Google Ads, YouTube, LinkedIn, Slack and X accounts, and catalog providers include Semrush, Moz, DataForSEO, SerpApi, Apollo.io, Hunter, Crunchbase, Apify and Bright Data. The code is public on GitHub under the tools-registry License, which is Apache 2.0 with added terms that do not allow offering it to third parties as a hosted service, and a team can self-host its own registry. Pricing is in USD and has no subscription, seats or monthly minimum. A team tops up a prepaid balance, and calls that treg.to serves on its own provider keys are metered at the provider's own rate, with the price shown before each call and no markup, a commitment stated in the terms of service. Per-call rates start at $0.0001 per successful call on X data, and some endpoints bill per returned row, per result or per character. New verified accounts receive $1.00 of free credit once, for one team. Calls on a team's own keys, its own registered tools and its own connected accounts are never metered. A failed call is not charged, and a repeat of the same question answered from the cache while it is still fresh costs 10 percent of the original call. The prepaid balance carries a default ceiling of $5 per team per day, and metered calls stop with an error when the balance is empty. A few flat-fee providers carry a per-call rate that treg.to set rather than one the provider published, and those rates are reviewed monthly. Some market-data providers, including Polygon and EODHD, are available only with the team's own key, and an endpoint with no published price is refused rather than served. The hosted service is in early access, with no uptime commitment and no formal support SLA, and support aims to reply within two working days. treg.to suits developers and teams running coding agents or AI assistants that need live third-party data for SEO, sales prospecting, social research and advertising, paid per call instead of through a subscription to each provider. Teams whose agents need to take actions inside the business apps they already use, such as GitHub, Salesforce, Slack or Gmail, with managed OAuth should consider Composio. Sales and marketing teams that want to build enrichment waterfalls in a shared table workspace should consider Clay. Teams that need web search, page contents and crawling from one search index built for agents should consider Exa AI. Current state Q3 2026: the MCP server has been listed in the official MCP Registry since August 2026, and a Claude community connector is published with its directory listing under review. People Search launched on 1 September 2026, and routed endpoints such as treg.people.email.find now try providers cheapest first within a cost cap, falling through on a miss. treg.to compares providers and leaves the choice to the agent everywhere else.

Transparency

Public

Contract

Data training

Not Trained

Human in loop

Not required

Capabilities

mcp-serverseolead-generationweb-searchsocial-media

Pros & Limitations

Editorial assessment

Pros

  • One token reaches paid data endpoints from more than 40 providers with no provider signup or subscription.
  • Each call is metered at the provider's own rate with no markup, and the price is shown before the call.
  • Runs as an MCP server in ChatGPT, Claude and Cursor, and a team's own keys and connected accounts run through it unmetered.

Limitations

  • The hosted service is in early access, with no uptime commitment and no formal support SLA.
  • Metered calls draw on a prepaid balance with a default ceiling of $5 per team per day, and stop when the balance is empty.
  • Provider choice is left to the agent, and cheapest-first fallback applies only to routed endpoints such as treg.people.email.find.

Technical Details

Deployment
apiclicloudwebself-hosted
Autonomous rateAgents call catalog endpoints with no per-call approval. The price is quoted before each call and spend is bounded by the prepaid balance and a default ceiling of $5 per team per day. Routed endpoints run a cheapest-first provider waterfall within a cost cap. No completion percentage is published.
Integrations
ChatGPTClaudeClaude CodeCursorGrok BotOpenAI CodexOpenCodeGoogle Search ConsoleGoogle AnalyticsGoogle Business ProfileGoogle AdsYouTubeLinkedInSlackXSemrushMozDataForSEOSerpApiApollo.ioHunterCrunchbaseApifyBright Data
Security
GDPRCCPA

Similar agents

Rating

4.1/ 5

Editorial score

How we score this →

Recognition

MCP Server VerifiedTransparent PricingListed 2026
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Industries

MarketingEcommerce

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