A free OpenRouter API key gets you into the API without a credit card or a billing account. The keys below are community-sourced and re-checked regularly, so copy one, set it as the provider's environment variable, and start making requests. Free-tier keys carry rate limits, so if one stalls just take the next.
sk-or-v1-3667a2f01b4627b632b86b56324…b547cb24783fac6csk-or-v1-3667a2f01b4627b632b86b563249602149b753c4c3ec7d15b547cb24783fac6cactive$2.14 creditverified 3d ago
sk-or-v1-9cb842c1d3a707fa2bd961a7ffb…d4d6c5dc19f67252sk-or-v1-9cb842c1d3a707fa2bd961a7ffbcacb5a0df644a787c1da2d4d6c5dc19f67252active8.5M tokensverified 3d agoeu-west
sk-or-v1-7bc40181e39a3ffac6df041d43e…de7e1a5d9000fb42sk-or-v1-7bc40181e39a3ffac6df041d43e5626cf58b8cc15fc73180de7e1a5d9000fb42active5.2M tokensverified 4d ago
sk-or-v1-3d5ef10fecf403acdd7626a7a88…f88cc9a9aea8b1efsk-or-v1-3d5ef10fecf403acdd7626a7a88910205af5ba207d1ecc97f88cc9a9aea8b1efactive$41.79 creditverified 5d ago
sk-or-v1-4bba87957b9b0b28ba68b26bb50…68ab26f825cdc646sk-or-v1-4bba87957b9b0b28ba68b26bb5017849a6b4cf577722ec5768ab26f825cdc646active$3.92 creditverified 5d ago
sk-or-v1-3e3856ce1d65b04f1149e651342…e73904e84bec85b9sk-or-v1-3e3856ce1d65b04f1149e65134279d29d355f9c20eb67303e73904e84bec85b9active8.1M tokensverified 4d ago
sk-or-v1-7edc453ac01cf03f8e227437cb0…fa09a8ac9fa6d8bbsk-or-v1-7edc453ac01cf03f8e227437cb06a541c79cfe54cc4b6ad0fa09a8ac9fa6d8bbactive6.0M tokensverified 3d ago
sk-or-v1-69273d73e71fe0555878ee777ae…bd3dbc08e095cf16sk-or-v1-69273d73e71fe0555878ee777ae7833f49429d009a0a0c21bd3dbc08e095cf16active$18.93 creditverified 3d ago
sk-or-v1-95990a7988c1d3de6a7eda7ed85…49a79c3942492698sk-or-v1-95990a7988c1d3de6a7eda7ed8517720686db1c96f728e2449a79c3942492698active7.7M tokensverified 5d ago
sk-or-v1-7a7f66e8a6980b79742f7695699…9dc75a6becc4fdb8sk-or-v1-7a7f66e8a6980b79742f7695699339a4ddc0f3f23e64cfb09dc75a6becc4fdb8active$48.79 creditverified 3d ago
sk-or-v1-3c9c9f7a8c3a7dc775ff4d4b948…b5c07e8e612cbc88sk-or-v1-3c9c9f7a8c3a7dc775ff4d4b948fe4fb7863840d12467e64b5c07e8e612cbc88active$10.57 creditverified 5d ago
sk-or-v1-4d9fb4594c4ba64312e0ac25acc…af6658ff3bbcc724sk-or-v1-4d9fb4594c4ba64312e0ac25accbca67308b1283b981c13caf6658ff3bbcc724active0.5M tokensverified 3d agoeu-central
sk-or-v1-c1394deafef01582b7b410c9d27…46939a8a9521e5a5sk-or-v1-c1394deafef01582b7b410c9d279cd8868703eab3fce7bf346939a8a9521e5a5active$12.23 creditverified 5d ago
sk-or-v1-61ee506b7f315306160f46c486b…3649101a1eb7c9bdsk-or-v1-61ee506b7f315306160f46c486b149d3127b5b64f037513b3649101a1eb7c9bdactive9.5M tokensverified 6d ago
sk-or-v1-ab063d28b57cf2e9873e956d032…d0c9332822496cdcsk-or-v1-ab063d28b57cf2e9873e956d0320d6729df619b18ebee229d0c9332822496cdcactive5.1M tokensverified 6d ago
sk-or-v1-cf4607baca7072e71431077d5a8…5ae00495ddd2ae11sk-or-v1-cf4607baca7072e71431077d5a8cd297b3428b89cee25ee55ae00495ddd2ae11active$1.63 creditverified 3d ago
sk-or-v1-aac1708f67f6c2abe3497476e71…63862092ac5e925dsk-or-v1-aac1708f67f6c2abe3497476e713875b21d0366e7061ccec63862092ac5e925dactive8.3M tokensverified 3d ago
sk-or-v1-ccd5b92035dd17345a50d2c931b…2734376a02aed501sk-or-v1-ccd5b92035dd17345a50d2c931b46b9a81e2ccaa28133e582734376a02aed501active2.6M tokensverified 4d ago
sk-or-v1-fd2fcc6b63a19c218e3c8bba2df…7fb4c99f3451419dsk-or-v1-fd2fcc6b63a19c218e3c8bba2df44deacaf714f08de09ce77fb4c99f3451419dactive6.4M tokensverified 4d ago