diff --git a/providers/wallaby/logo.svg b/providers/wallaby/logo.svg
new file mode 100644
index 00000000000..2eddcadc840
--- /dev/null
+++ b/providers/wallaby/logo.svg
@@ -0,0 +1,3 @@
+<svg viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg">
+<path d="M3 5L6.5 19L10 9L12 15L14 9L17.5 19L21 5" stroke="currentColor" stroke-width="2.2" stroke-linecap="round" stroke-linejoin="round"/>
+</svg>
diff --git a/providers/wallaby/models/moonshotai/kimi-k3.toml b/providers/wallaby/models/moonshotai/kimi-k3.toml
new file mode 100644
index 00000000000..ed5e6e18fe3
--- /dev/null
+++ b/providers/wallaby/models/moonshotai/kimi-k3.toml
@@ -0,0 +1,18 @@
+# Effort: reasoning_effort = low|medium|high|max (verified on this host
+# 2026-09-14; same-prompt median reasoning tokens over 6 runs per level:
+# low 61 < medium 85 < high 105 < max 123 — four graded tiers, "max" accepted
+# and highest, "medium" a distinct intermediate tier). No wire path disables
+# reasoning: "none"/"minimal" are accepted but still reason, and
+# reasoning.enabled=false / thinking.type="disabled" are ignored — hence no
+# "none" in values and no toggle.
+# Pricing: https://wallabytoken.com/pricing.json (accessed 2026-09-14), USD per 1M tokens.
+base_model = "moonshotai/kimi-k3"
+reasoning_options = [{ type = "effort", values = ["low", "medium", "high", "max"] }]
+
+[interleaved]
+field = "reasoning_content"
+
+[cost]
+input = 2.70
+output = 13.50
+cache_read = 0.27
diff --git a/providers/wallaby/provider.toml b/providers/wallaby/provider.toml
new file mode 100644
index 00000000000..ffa9498fe24
--- /dev/null
+++ b/providers/wallaby/provider.toml
@@ -0,0 +1,9 @@
+# OpenAI-compatible API focused on Kimi K3. Reasoning effort is adjustable via
+# `reasoning_effort` (low/medium/high) and reasoning streams in the
+# `reasoning_content` field. `temperature` is accepted but normalized to 1.
+# https://wallabytoken.com/docs (accessed 2026-09-14)
+name = "Wallaby"
+npm = "@ai-sdk/openai-compatible"
+env = ["WALLABY_API_KEY"]
+api = "https://api.wallabytoken.com/v1"
+doc = "https://wallabytoken.com/docs"