Both Kong and Unkey offer free tiers. Kong provides "OSS" while Unkey offers "Free".
A verdict here is not a fixed property of the vendor. A one-off pricing event demotes a vendor while its recorded date falls in the last 180 days and then lapses on its own, with nothing about the vendor having changed; a standing condition — a free tier withdrawn, a product retired — does not lapse with time. A badge carrying a date states the record it rests on; a badge with no date rests on no record in force.
The "Free" API key management plan is priced at 0 USD / mo and lists "1k API keys", "150K valid requests / mo", "1-day logs retention", "3-day audit log retention" and "Unlimited APIs".
Pricing Change History
Kong
restructureddiscovered 2026-09-09 · effective date unknownhigh impact
Retracted — this record was our error (2026-09-10). Kong Konnect offers a 30-day free trial with no credit card required, including unlimited gateway usage and analytics retention for 30 days. After the trial, Konnect has 'Plus' and 'Enterprise' tiers. The Plus tier includes limits on the number of gateways (5 Serverless, 2 Hybrid, 2 Dedicated Cloud) and 1M API requests/month. Retracted 2026-09-10: accurate about Kong Konnect and attached to the wrong product. Our Kong offer's terms are "Open source API gateway (Apache 2.0). Self-hosted with no request or usage limits." konghq.com/pricing prices Konnect and Insomnia; "Apache" appears zero times on it and the open-source gateway appears only as a navigation link to /community. Konnect's Plus gateway limits say nothing about whether the Apache-2.0 gateway is still free. Source ↗
new tierdiscovered 2026-08-28 · effective date unknownhigh impact
Retracted — this record was our error (2026-09-10). Kong Konnect offers a free trial for 30 days with no credit card required, including features like no gateway limits and analytics retained for 30 days. There are also Plus and Enterprise tiers. Retracted 2026-09-10: "The Plus tier starts free and then is charged per gateway per month" reads the "Start for Free" button above the Plus column as a term. konghq.com/pricing states "Plus / Charged per Gateway per month, bill monthly". The free thing on the page is a 30-day Konnect trial, which this record already describes separately, so the tier it announces does not exist. Source ↗
Unkey
reduceddiscovered 2026-08-28 · effective date unknownmedium impact
Log retention on the free plan narrowed from 7 days to 1, and audit log retention from 30 days to 3. Keys, requests and APIs are unchanged and the plan is still priced at nothing. Source ↗
Watch Both Vendors for Pricing Changes
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