# HumanLayer

Live on mainnet · [AI agents](https://builder.registrai.cc/ecosystem/ai-agents/) · also [Payments](https://builder.registrai.cc/ecosystem/payments/) · Last reviewed 2026-11-01

HumanLayer is an AI agent project on Arc, Circle's blockchain, live on Arc mainnet since 30 October 2026. USDC bounty marketplace: buyers post research and data tasks, escrow the reward and pay workers when a submission is approved, with a 2% fee. Built with Arc Studio; contract on Arc mainnet since 2026-10-30, with an agent API.

[Website](https://agent-human-layer.vercel.app) · [GitHub](https://github.com/I-am-Esmart/HumanLayer)

## Status

- Live on Arc mainnet since 2026-10-30

Evidence: [HumanLayer bounty escrow (active deployment) on Arc explorer](https://explorer.arc.io/address/0x43762d26a9c035d70c04d3cef58db46227073e1e) · [Arc mainnet block 28664886: first block with code at 0x3f77cbaec7798024c1ea91755dffeb0c516767fe](https://explorer.arc.io/block/28664886)

## Contracts on Arc

- HumanLayer bounty escrow (active deployment): [`0x43762d26a9c035d70c04d3cef58db46227073e1e`](https://explorer.arc.io/address/0x43762d26a9c035d70c04d3cef58db46227073e1e) ([source](https://github.com/I-am-Esmart/HumanLayer/blob/HEAD/contracts/deployments/arc-mainnet-HumanLayer.json))
- HumanLayer bounty escrow (earlier deployment): [`0x3f77cbaec7798024c1ea91755dffeb0c516767fe`](https://explorer.arc.io/address/0x3f77cbaec7798024c1ea91755dffeb0c516767fe) ([source](https://github.com/I-am-Esmart/HumanLayer/blob/HEAD/contracts/deployments/arc-mainnet-HumanLayer-v3.json))

## Questions

**What is HumanLayer on Arc?**: HumanLayer is listed under AI agents on Arc, Circle's blockchain. USDC bounty marketplace: buyers post research and data tasks, escrow the reward and pay workers when a submission is approved, with a 2%…

**Is HumanLayer live on Arc mainnet?**: Yes. HumanLayer has been live on Arc mainnet since 2026-10-30. [Evidence](https://explorer.arc.io/address/0x43762d26a9c035d70c04d3cef58db46227073e1e)

**When did HumanLayer launch on Arc?**: HumanLayer went live on Arc mainnet on 2026-10-30. Source: Arc mainnet block 28664886: first block with code at 0x3f77cbaec7798024c1ea91755dffeb0c516767fe. [Source](https://explorer.arc.io/block/28664886)

**Who controls the contracts of HumanLayer on Arc?**: 2 contracts on Arc are attributed to HumanLayer. Registrai has not read their owner or admin roles yet.

## Sources

1. [I-am-Esmart/HumanLayer on GitHub](https://github.com/I-am-Esmart/HumanLayer)
2. [console.jsonl: Arc Studio export file (preview.studio.arc.io)](https://github.com/I-am-Esmart/HumanLayer/blob/HEAD/console.jsonl)
3. [HumanLayer Agent API health: chain 5042 and the active contract](https://agent-human-layer.vercel.app/health) (2026-11-01)
4. [HumanLayer: Arc network configuration](https://github.com/I-am-Esmart/HumanLayer/blob/HEAD/docs/arc-network-configuration.md)
5. [Arc mainnet RPC: eth\_getCode and contract creation block](https://rpc.mainnet.arc.io) (2026-11-01)
6. [Registrai: apps built with Arc Studio](https://builder.registrai.cc/arc/studio/) (2026-11-01)

[Suggest a correction](https://builder.registrai.cc/ecosystem/humanlayer/correct/) · [How we publish](https://builder.registrai.cc/how-we-publish/) · [Arc ecosystem](https://builder.registrai.cc/ecosystem/)

Source: https://builder.registrai.cc/ecosystem/humanlayer/ · Registrai, builder.registrai.cc, CC BY 4.0